| tasso di natalità (per mille abitanti) |  Italia | | 9.4 | 9.5 | 9.7 | 9.5 | 9.6 | 9.6 | 9.7 | 9.6 | 9.4 | 9.1 | 8.9 | 8.5 | 8.3 | 8.1 | 7.9 | 7.6 | 7.3 | 7 | 6.8 | 6.8 | |
| Liguria | | 7.3 | 7.3 | 7.6 | 7.6 | 7.7 | 7.7 | 7.8 | 7.8 | 7.5 | 7.2 | 7.3 | 6.9 | 6.8 | 6.5 | 6.4 | 6.2 | 5.9 | 5.7 | 5.8 | 5.7 | |
| Imperia | | 7.5 | 7.3 | 7.9 | 8.1 | 7.5 | 8 | 8 | 7.7 | 7.4 | 7.1 | 7 | 6.9 | 6.7 | 6.7 | 6.4 | 6.3 | 6 | 5.8 | 6.2 | 5.9 | |
| Savona | | 7.5 | 7.5 | 7.8 | 7.8 | 7.6 | 7.7 | 7.7 | 7.5 | 7.3 | 7 | 7.2 | 6.7 | 6.8 | 6.5 | 6.1 | 5.7 | 5.6 | 5.2 | 5.2 | 5.1 | |
| Genova | | 7.3 | 7.4 | 7.5 | 7.5 | 7.7 | 7.6 | 7.9 | 7.8 | 7.7 | 7.3 | 7.4 | 7 | 6.9 | 6.5 | 6.3 | 6.2 | 5.9 | 5.8 | 5.8 | 5.7 | |
| La Spezia | | 7.1 | 7 | 7.6 | 7.1 | 7.8 | 7.7 | 7.6 | 7.7 | 7.3 | 7.3 | 7.3 | 7.1 | 6.7 | 6.5 | 6.9 | 6.6 | 6.2 | 6.1 | 6 | 5.9 | |
| tasso di mortalità (per mille abitanti) | Italia | | 9.8 | 10.2 | 9.5 | 9.8 | 9.6 | 9.7 | 9.9 | 9.9 | 9.8 | 9.9 | 10.2 | 10 | 9.9 | 10.8 | 10.2 | 10.8 | 10.6 | 10.6 | 12.5 | 11.9 | |
| Liguria | | 13.7 | 14.6 | 13 | 13.5 | 13.3 | 13.3 | 13.7 | 13.7 | 13.5 | 13.5 | 13.7 | 13.7 | 13.1 | 14.4 | 13.4 | 14.3 | 14.5 | 14 | 16.9 | 14.9 | |
| Imperia | | 13.4 | 14.2 | 12.3 | 12.7 | 13.3 | 13 | 13.7 | 13.1 | 12.9 | 13 | 12.4 | 12.9 | 13 | 13.7 | 13.1 | 14 | 14.5 | 13.6 | 16.1 | 15.1 | |
| Savona | | 13.1 | 15 | 13.2 | 13.7 | 13.3 | 13 | 13.3 | 13.4 | 12.7 | 13.2 | 13.9 | 14.1 | 13.1 | 14.6 | 13.6 | 14.6 | 14.8 | 14 | 16.5 | 15.5 | |
| Genova | | 13.9 | 14.7 | 13 | 13.5 | 13.4 | 13.5 | 13.9 | 13.9 | 13.8 | 13.7 | 14 | 13.8 | 13.2 | 14.6 | 13.6 | 14.5 | 14.5 | 14.2 | 17.5 | 14.8 | |
| La Spezia | | 13.7 | 14.2 | 13.1 | 13.9 | 13.1 | 13 | 13.2 | 14 | 13.7 | 13.6 | 13.4 | 13.6 | 13 | 14 | 12.8 | 13.7 | 14 | 13.4 | 15.8 | 14.5 | |
| crescita naturale (per mille abitanti) | Italia | | -0.3 | -0.7 | 0.3 | -0.2 | 0 | -0.1 | -0.1 | -0.4 | -0.4 | -0.8 | -1.3 | -1.4 | -1.6 | -2.7 | -2.4 | -3.2 | -3.2 | -3.6 | -5.6 | -5.1 | |
| Liguria | | -6.3 | -7.3 | -5.4 | -5.9 | -5.7 | -5.6 | -5.8 | -6 | -6 | -6.3 | -6.4 | -6.7 | -6.3 | -7.9 | -7 | -8.1 | -8.6 | -8.2 | -11.2 | -9.3 | |
| Imperia | | -6 | -6.9 | -4.4 | -4.6 | -5.8 | -5 | -5.7 | -5.4 | -5.5 | -5.9 | -5.5 | -6 | -6.4 | -7 | -6.6 | -7.7 | -8.5 | -7.9 | -9.9 | -9.2 | |
| Savona | | -5.6 | -7.5 | -5.5 | -5.9 | -5.7 | -5.2 | -5.6 | -5.9 | -5.4 | -6.3 | -6.7 | -7.4 | -6.3 | -8.1 | -7.5 | -8.9 | -9.2 | -8.8 | -11.3 | -10.4 | |
| Genova | | -6.6 | -7.3 | -5.5 | -6 | -5.7 | -5.9 | -5.9 | -6.1 | -6.1 | -6.4 | -6.6 | -6.8 | -6.3 | -8.1 | -7.3 | -8.3 | -8.6 | -8.4 | -11.8 | -9 | |
| La Spezia | | -6.6 | -7.3 | -5.5 | -6.8 | -5.3 | -5.4 | -5.6 | -6.3 | -6.4 | -6.3 | -6.2 | -6.5 | -6.3 | -7.5 | -6 | -7.1 | -7.8 | -7.3 | -9.8 | -8.6 | |
| tasso di nuzialità (per mille abitanti) | Italia | | 4.7 | 4.6 | 4.3 | 4.3 | 4.2 | 4.3 | 4.2 | 3.9 | 3.6 | 3.4 | 3.4 | 3.2 | 3.1 | 3.2 | 3.4 | 3.2 | 3.3 | 3.1 | 1.6 | 3.1 | |
| Liguria | | 4.3 | 4 | 4 | 4.1 | 4.2 | 4.1 | 3.9 | 3.6 | 3.4 | 3.2 | 3.4 | 3.2 | 3.1 | 3.2 | 3.2 | 3.2 | 3.3 | 3 | 1.8 | 3 | |
| Imperia | | 4.2 | 3.8 | 3.7 | 3.8 | 3.8 | 4 | 3.8 | 3.5 | 3.3 | 3 | 3.2 | 3.1 | 2.9 | 3 | 3 | 3.3 | 3.3 | 3 | 1.7 | 2.8 | |
| Savona | | 4.5 | 3.9 | 4 | 4 | 4.5 | 3.9 | 3.8 | 3.5 | 3.4 | 3.4 | 3.7 | 3.2 | 3.4 | 3.7 | 3.7 | 3.6 | 3.5 | 3.5 | 2.1 | 3.4 | |
| Genova | | 4.2 | 4.1 | 4 | 4.1 | 4 | 4.1 | 4 | 3.5 | 3.3 | 3.3 | 3.2 | 3.1 | 2.9 | 3 | 3 | 3.1 | 3.1 | 2.8 | 1.7 | 2.9 | |
| La Spezia | | 4.6 | 4 | 4 | 4.4 | 4.6 | 4.1 | 4.2 | 4.1 | 3.7 | 3.3 | 3.5 | 3.6 | 3.6 | 3.5 | 3.8 | 3.4 | 3.7 | 3.4 | 2 | 3.3 | |
| saldo migratorio interno (per mille abitanti) | Italia | | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| Liguria | | 1.1 | 1.4 | 1.8 | 1.9 | 1.4 | 0.5 | 1.3 | 1.5 | 1 | 1.3 | 0.3 | 0.1 | -0.1 | 0.4 | 0.9 | 0.8 | 1.3 | 1 | 1 | 1.6 | |
| Imperia | | 4 | 5.3 | 6.2 | 4.2 | 4.6 | 4.4 | 3.6 | 4.2 | 3.1 | 2.2 | -1.3 | -1.3 | 0.8 | -0.7 | 1.2 | 0.1 | 1.3 | 1.2 | 1.8 | 0.8 | |
| Savona | | 5.2 | 5.1 | 3.1 | 4.6 | 4.9 | 3.2 | 3 | 2.4 | 3.5 | 2.5 | 1.4 | 1.5 | 1.5 | 1.7 | 1.9 | 2.4 | 2.2 | 1.1 | 1.2 | 2.3 | |
| Genova | | -0.7 | -1.1 | 0.2 | -0.2 | -1.1 | -2.2 | -0.3 | 0.4 | -0.2 | 0.4 | 0.3 | -0.7 | -1.3 | -0.4 | 0 | 0.3 | 0.6 | 0.8 | 0.6 | 1.3 | |
| La Spezia | | 0.7 | 2.8 | 2 | 4.4 | 3.7 | 4 | 3.2 | 2.2 | 0.8 | 2.2 | 0.9 | 2.9 | 1.9 | 3.1 | 2.9 | 1.6 | 3.1 | 1.8 | 1.7 | 2.9 | |
| saldo migratorio con l'estero (per mille abitanti) | Italia | | 3.7 | 8.2 | 7.2 | 4.4 | 3.8 | 8.5 | 7.2 | 4.9 | 4.7 | 3.4 | 4.2 | 2.6 | 0.8 | 0.5 | 0.7 | 1 | 1.2 | 2.6 | 1.5 | 2.7 | |
| Liguria | | 4 | 8.9 | 8.5 | 4.2 | 4.2 | 6.8 | 8.5 | 5.5 | 5.6 | 3.4 | 4.3 | 2.2 | -0.5 | 0 | 2 | 0.9 | 1.7 | 4.2 | 2.4 | 4.3 | |
| Imperia | | 5.7 | 11.5 | 7.3 | 5.7 | 5.6 | 11.5 | 9.6 | 7.7 | 6.8 | 4.3 | 4.3 | 1.2 | -0.2 | -1.4 | 2.5 | 1.4 | 1.9 | 4.5 | 4.6 | 7.2 | |
| Savona | | 5.6 | 10.7 | 7.1 | 5 | 5 | 9.5 | 8.5 | 5.5 | 4.5 | 1.3 | 4.5 | 1.8 | -0.4 | -0.9 | 0.5 | 0.5 | -0.1 | 3.2 | 1.9 | 3.5 | |
| Genova | | 3.2 | 7.7 | 10.1 | 3.6 | 3.7 | 4.2 | 7.9 | 4.5 | 5.6 | 3.8 | 4.1 | 2.2 | -1 | 0.3 | 2.6 | 0.7 | 2.1 | 4.4 | 2.1 | 4.1 | |
| La Spezia | | 3.2 | 8.9 | 4.9 | 4.4 | 3.9 | 9.1 | 10 | 7.4 | 5.6 | 3.7 | 5 | 3.9 | 0.6 | 1.3 | 1.4 | 2.1 | 2.3 | 4.5 | 2.1 | 3.5 | |
saldo migratorio per altro motivo (per mille abitanti) | Italia | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | -2.2 | -2.6 | -1.9 | |
| Liguria | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | -2.3 | 3.6 | -2.5 | |
| Imperia | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | -0.4 | 2.8 | -2.2 | |
| Savona | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | -2.7 | 0.5 | -2.3 | |
| Genova | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | -2.7 | 6.1 | -2.9 | |
| La Spezia | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | -2.2 | -1 | -1.8 | |
| saldo migratorio totale (per mille abitanti) | Italia | | 3.7 | 8.2 | 7.2 | 4.4 | 3.8 | 8.5 | 7.2 | 4.9 | 4.7 | 3.4 | 4.2 | 2.6 | 0.8 | 0.5 | 0.7 | 1 | 1.2 | 0.4 | -1.1 | 0.8 | |
| Liguria | | 5.1 | 10.3 | 10.3 | 6.1 | 5.6 | 7.3 | 9.8 | 7.1 | 6.6 | 4.7 | 4.6 | 2.3 | -0.6 | 0.4 | 3 | 1.8 | 3 | 2.9 | 7 | 3.4 | |
| Imperia | | 9.7 | 16.8 | 13.5 | 9.8 | 10.2 | 15.8 | 13.2 | 12 | 9.8 | 6.6 | 3 | -0.1 | 0.6 | -2.1 | 3.7 | 1.4 | 3.3 | 5.3 | 9.2 | 5.8 | |
| Savona | | 10.8 | 15.7 | 10.2 | 9.6 | 9.9 | 12.7 | 11.5 | 8 | 8 | 3.8 | 5.9 | 3.2 | 1.1 | 0.8 | 2.5 | 2.9 | 2 | 1.6 | 3.6 | 3.5 | |
| Genova | | 2.5 | 6.7 | 10.3 | 3.4 | 2.6 | 2 | 7.6 | 4.9 | 5.4 | 4.2 | 4.3 | 1.5 | -2.3 | -0.1 | 2.6 | 1 | 2.6 | 2.5 | 8.8 | 2.5 | |
| La Spezia | | 3.9 | 11.6 | 6.9 | 8.8 | 7.6 | 13 | 13.3 | 9.6 | 6.4 | 6 | 5.9 | 6.7 | 2.5 | 4.4 | 4.3 | 3.6 | 5.4 | 4.1 | 2.8 | 4.6 | |
| tasso di crescita totale (per mille abitanti) | Italia | | 3.4 | 7.4 | 7.5 | 4.2 | 3.8 | 8.4 | 7.1 | 4.5 | 4.3 | 2.6 | 2.9 | 1.1 | -0.8 | -2.2 | -1.6 | -2.1 | -2 | -3.2 | -6.7 | -4.3 | |
| Liguria | | -1.2 | 3 | 4.9 | 0.2 | -0.1 | 1.7 | 4 | 1.1 | 0.7 | -1.6 | -1.7 | -4.4 | -6.9 | -7.5 | -4.1 | -6.4 | -5.6 | -5.3 | -4.2 | -5.9 | |
| Imperia | | 3.7 | 9.9 | 9.2 | 5.2 | 4.4 | 10.8 | 7.5 | 6.6 | 4.4 | 0.7 | -2.5 | -6.1 | -5.8 | -9.2 | -2.9 | -6.2 | -5.2 | -2.6 | -0.7 | -3.4 | |
| Savona | | 5.1 | 8.2 | 4.8 | 3.7 | 4.2 | 7.4 | 5.9 | 2 | 2.5 | -2.5 | -0.8 | -4.2 | -5.2 | -7.3 | -5.1 | -6 | -7.2 | -7.2 | -7.7 | -6.9 | |
| Genova | | -4.1 | -0.6 | 4.8 | -2.6 | -3.1 | -3.9 | 1.6 | -1.2 | -0.7 | -2.2 | -2.3 | -5.3 | -8.6 | -8.2 | -4.7 | -7.3 | -6 | -5.9 | -3 | -6.5 | |
| La Spezia | | -2.7 | 4.3 | 1.4 | 1.9 | 2.4 | 7.7 | 7.6 | 3.4 | 0 | -0.3 | -0.2 | 0.3 | -3.8 | -3.2 | -1.7 | -3.5 | -2.4 | -3.2 | -7 | -4 | |
| numero medio di figli per donna | Italia | | 1.27 | 1.29 | 1.34 | 1.33 | 1.37 | 1.39 | 1.44 | 1.44 | 1.44 | 1.42 | 1.42 | 1.39 | 1.38 | 1.36 | 1.36 | 1.34 | 1.31 | 1.27 | 1.24 | 1.25 | .. |
| Liguria | | 1.09 | 1.11 | 1.18 | 1.19 | 1.24 | 1.28 | 1.35 | 1.36 | 1.35 | 1.33 | 1.38 | 1.35 | 1.35 | 1.32 | 1.31 | 1.29 | 1.24 | 1.21 | 1.23 | 1.21 | .. |
| Imperia | | 1.16 | 1.14 | 1.26 | 1.34 | 1.27 | 1.38 | 1.42 | 1.4 | 1.37 | 1.35 | 1.34 | 1.35 | 1.33 | 1.35 | 1.31 | 1.31 | 1.25 | 1.2 | 1.3 | 1.25 | .. |
| Savona | | 1.13 | 1.14 | 1.2 | 1.23 | 1.24 | 1.3 | 1.33 | 1.33 | 1.33 | 1.33 | 1.4 | 1.33 | 1.38 | 1.36 | 1.3 | 1.24 | 1.23 | 1.16 | 1.18 | 1.16 | .. |
| Genova | | 1.07 | 1.1 | 1.15 | 1.16 | 1.23 | 1.25 | 1.35 | 1.36 | 1.37 | 1.33 | 1.39 | 1.34 | 1.36 | 1.3 | 1.3 | 1.29 | 1.24 | 1.22 | 1.22 | 1.21 | .. |
| La Spezia | | 1.06 | 1.05 | 1.18 | 1.13 | 1.27 | 1.27 | 1.3 | 1.33 | 1.3 | 1.31 | 1.37 | 1.36 | 1.29 | 1.27 | 1.37 | 1.32 | 1.26 | 1.26 | 1.24 | 1.21 | .. |
| speranza di vita alla nascita - maschi | Italia | | 77.2 | 77.2 | 77.9 | 78.1 | 78.4 | 78.6 | 78.8 | 78.9 | 79.3 | 79.6 | 79.7 | 80 | 80.3 | 80.1 | 80.6 | 80.5 | 80.8 | 81.1 | 79.8 | 80.3 | .. |
| Liguria | | 77.1 | 77.1 | 78 | 77.9 | 78.5 | 78.6 | 78.7 | 78.6 | 79.2 | 79.3 | 79.6 | 79.6 | 80.3 | 79.9 | 80.6 | 80.5 | 80.4 | 80.8 | 79.3 | 80.6 | .. |
| Imperia | | 76.6 | 76.8 | 77.9 | 77.9 | 78.1 | 78.2 | 78.3 | 78.3 | 78.8 | 79 | 80.2 | 79.8 | 79.8 | 80.2 | 80.3 | 80.3 | 79.8 | 80.3 | 78.9 | 79.6 | .. |
| Savona | | 77.4 | 77.1 | 78.1 | 77.4 | 78.4 | 78.7 | 79 | 78.8 | 80.1 | 79.8 | 79.5 | 79.5 | 80.3 | 79.9 | 80.8 | 80.8 | 80.5 | 80.8 | 79.8 | 80.1 | .. |
| Genova | | 77.1 | 77.1 | 78 | 78 | 78.6 | 78.6 | 78.6 | 78.7 | 79.1 | 79.2 | 79.3 | 79.6 | 80.3 | 79.9 | 80.6 | 80.5 | 80.6 | 81 | 79.3 | 80.9 | .. |
| La Spezia | | 77.5 | 77.4 | 77.9 | 78 | 78.6 | 79.3 | 79.3 | 79 | 79.1 | 79.7 | 80.1 | 80.1 | 80.9 | 80.1 | 80.7 | 80.9 | 80.8 | 81.3 | 80 | 81 | .. |
| speranza di vita a 65 anni - maschi | Italia | | 16.9 | 16.8 | 17.3 | 17.4 | 17.7 | 17.8 | 17.8 | 18 | 18.2 | 18.4 | 18.4 | 18.7 | 18.9 | 18.7 | 19.1 | 19 | 19.3 | 19.4 | 18.3 | 18.8 | .. |
| Liguria | | 17 | 16.8 | 17.4 | 17.5 | 17.7 | 17.8 | 17.9 | 17.8 | 18.1 | 18.3 | 18.4 | 18.5 | 19 | 18.7 | 19.1 | 18.9 | 18.9 | 19.3 | 17.9 | 18.8 | .. |
| Imperia | | 16.8 | 16.6 | 17.2 | 17.6 | 17.4 | 17.7 | 17.4 | 18.1 | 17.7 | 18.2 | 18.7 | 18.6 | 18.6 | 18.8 | 18.9 | 18.9 | 18.8 | 19.1 | 17.8 | 18.5 | .. |
| Savona | | 17.4 | 16.7 | 17.3 | 17.4 | 17.7 | 18 | 18.1 | 17.7 | 18.5 | 18.5 | 18.3 | 18.4 | 18.9 | 18.5 | 19.2 | 19.1 | 18.7 | 19.4 | 18.5 | 18.6 | .. |
| Genova | | 16.8 | 16.8 | 17.5 | 17.5 | 17.7 | 17.7 | 17.9 | 18 | 18.1 | 18.3 | 18.3 | 18.5 | 19.1 | 18.6 | 19.2 | 18.9 | 19.1 | 19.4 | 17.7 | 19 | .. |
| La Spezia | | 17.1 | 17.2 | 17.7 | 17.7 | 18 | 18.1 | 18.3 | 17.6 | 18.3 | 18.5 | 18.5 | 18.7 | 19.3 | 19 | 19.2 | 19.4 | 19.3 | 19.7 | 18.2 | 19.1 | .. |
| speranza di vita alla nascita - femmine | Italia | | 83 | 82.8 | 83.6 | 83.5 | 83.9 | 83.9 | 84 | 84 | 84.3 | 84.5 | 84.5 | 84.8 | 85 | 84.5 | 85.1 | 84.9 | 85.2 | 85.4 | 84.5 | 84.8 | .. |
| Liguria | | 82.8 | 82.4 | 83.6 | 83.7 | 83.6 | 83.9 | 83.7 | 83.9 | 84.2 | 84.3 | 84.5 | 84.7 | 85.1 | 84.6 | 85.2 | 84.8 | 84.9 | 85.4 | 84.1 | 85 | .. |
| Imperia | | 82.4 | 82 | 84 | 83.5 | 82.5 | 83.2 | 83 | 83.4 | 84.1 | 84 | 84.8 | 84.1 | 85 | 84.4 | 85.2 | 85 | 84.8 | 85.3 | 84.5 | 84.9 | .. |
| Savona | | 83 | 81.9 | 83.3 | 83.6 | 83.6 | 84.3 | 83.9 | 84.2 | 84.7 | 84.6 | 84.2 | 84.5 | 84.9 | 84.6 | 84.9 | 84.5 | 84.9 | 85.5 | 84.5 | 85 | .. |
| Genova | | 82.8 | 82.4 | 83.6 | 83.8 | 83.8 | 84 | 83.8 | 84 | 84.1 | 84.4 | 84.5 | 84.7 | 85.2 | 84.5 | 85.1 | 84.9 | 84.9 | 85.4 | 83.8 | 85.2 | .. |
| La Spezia | | 83.3 | 83.4 | 83.8 | 83.5 | 84.5 | 84.7 | 84.4 | 84.3 | 84.1 | 84.1 | 84.6 | 84.6 | 84.8 | 84.6 | 86.2 | 85.4 | 85.5 | 85.8 | 84.7 | 84.9 | .. |
| speranza di vita a 65 anni - femmine | Italia | | 20.8 | 20.5 | 21.3 | 21.1 | 21.4 | 21.4 | 21.4 | 21.5 | 21.7 | 21.9 | 21.8 | 22.1 | 22.3 | 21.9 | 22.4 | 22.1 | 22.4 | 22.6 | 21.7 | 22 | .. |
| Liguria | | 20.9 | 20.3 | 21.5 | 21.4 | 21.4 | 21.7 | 21.5 | 21.6 | 21.8 | 21.9 | 22.1 | 22.1 | 22.5 | 22 | 22.6 | 22.3 | 22.3 | 22.7 | 21.4 | 22.3 | .. |
| Imperia | | 20.6 | 20.1 | 21.8 | 21.5 | 21 | 21.5 | 21.2 | 21.4 | 22 | 21.9 | 22.5 | 22.1 | 22.5 | 22 | 22.5 | 22.1 | 22.2 | 22.6 | 21.7 | 22.1 | .. |
| Savona | | 21.3 | 20.1 | 21.2 | 21.5 | 21.4 | 21.8 | 21.5 | 21.6 | 22.2 | 22.1 | 21.8 | 21.9 | 22.4 | 21.8 | 22.6 | 22.2 | 22.4 | 22.9 | 21.8 | 22.2 | .. |
| Genova | | 20.8 | 20.3 | 21.4 | 21.3 | 21.4 | 21.7 | 21.6 | 21.6 | 21.6 | 21.9 | 22.1 | 22.2 | 22.5 | 22 | 22.5 | 22.3 | 22.3 | 22.7 | 21.2 | 22.5 | .. |
| La Spezia | | 21.3 | 21 | 21.8 | 21.5 | 22.1 | 22.2 | 22 | 22 | 22 | 22.1 | 22.3 | 22.3 | 22.5 | 22.5 | 23.2 | 22.8 | 22.6 | 23.1 | 22 | 22.1 | .. |
| popolazione 0-14 anni al 1° gennaio (valori percentuali) - al 1° gennaio | Italia | | 14.2 | 14.2 | 14.2 | 14.1 | 14.1 | 14.1 | 14.1 | 14.1 | 14.1 | 14.1 | 14 | 14 | 13.9 | 13.8 | 13.7 | 13.5 | 13.4 | 13.2 | 13 | 12.9 | 12.7 |
| Liguria | | 10.6 | 10.7 | 10.8 | 11 | 11.1 | 11.2 | 11.3 | 11.4 | 11.5 | 11.6 | 11.6 | 11.6 | 11.6 | 11.5 | 11.5 | 11.3 | 11.2 | 11.1 | 11 | 11 | 10.8 |
| Imperia | | 11.3 | 11.4 | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 11.7 | 11.8 | 11.8 | 11.7 | 11.6 | 11.5 | 11.4 | 11.3 | 11.2 | 11.2 | 11.1 | 10.9 | 11 | 10.9 |
| Savona | | 10.3 | 10.5 | 10.6 | 10.8 | 11 | 11.1 | 11.2 | 11.3 | 11.4 | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 11.5 | 11.3 | 11.1 | 11 | 10.8 | 10.6 | 10.4 |
| Genova | | 10.6 | 10.7 | 10.7 | 11 | 11.1 | 11.2 | 11.3 | 11.4 | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 11.6 | 11.5 | 11.4 | 11.2 | 11.1 | 11 | 11 | 10.8 |
| La Spezia | | 10.5 | 10.6 | 10.7 | 10.9 | 11 | 11.1 | 11.2 | 11.3 | 11.4 | 11.4 | 11.5 | 11.5 | 11.6 | 11.5 | 11.4 | 11.4 | 11.3 | 11.3 | 11.2 | 11.2 | 11.1 |
| popolazione 15-64 anni (valori percentuali) - al 1° gennaio | Italia | | 67.1 | 66.8 | 66.7 | 66.4 | 66 | 65.8 | 65.8 | 65.7 | 65.5 | 65.5 | 65.1 | 64.9 | 64.6 | 64.3 | 64.2 | 64.1 | 64 | 64 | 63.8 | 63.6 | 63.5 |
| Liguria | | 63.8 | 63.3 | 63.1 | 62.6 | 62.1 | 61.8 | 61.6 | 61.5 | 61.4 | 61.4 | 61.1 | 60.8 | 60.6 | 60.3 | 60.2 | 60.2 | 60.3 | 60.3 | 60.3 | 60.3 | 60.3 |
| Imperia | | 63.5 | 63.2 | 63 | 62.6 | 62.1 | 62 | 61.9 | 61.9 | 61.8 | 61.9 | 61.7 | 61.4 | 61.2 | 61 | 60.9 | 60.9 | 60.9 | 60.9 | 60.9 | 60.7 | 60.8 |
| Savona | | 63.8 | 63.2 | 62.9 | 62.4 | 61.9 | 61.6 | 61.4 | 61.3 | 61.1 | 60.9 | 60.5 | 60.2 | 60 | 59.8 | 59.7 | 59.7 | 59.8 | 59.9 | 59.8 | 59.8 | 59.9 |
| Genova | | 63.8 | 63.4 | 63.1 | 62.6 | 62.1 | 61.8 | 61.5 | 61.4 | 61.3 | 61.3 | 61 | 60.7 | 60.4 | 60.1 | 60 | 60.1 | 60.1 | 60.1 | 60.1 | 60.2 | 60.1 |
| La Spezia | | 63.7 | 63.3 | 63.2 | 62.7 | 62.3 | 62 | 61.9 | 61.9 | 61.8 | 62 | 61.7 | 61.4 | 61.2 | 61 | 61 | 61.1 | 61.1 | 61.2 | 61.2 | 61.2 | 61.2 |
| popolazione 65 anni e più (valori percentuali) - al 1° gennaio | Italia | | 18.7 | 19 | 19.2 | 19.5 | 19.8 | 20.1 | 20.2 | 20.2 | 20.4 | 20.4 | 20.8 | 21.1 | 21.5 | 21.9 | 22.1 | 22.4 | 22.6 | 22.9 | 23.2 | 23.5 | 23.8 |
| Liguria | | 25.6 | 25.9 | 26.1 | 26.4 | 26.8 | 27 | 27.1 | 27.1 | 27.1 | 27 | 27.4 | 27.6 | 27.9 | 28.2 | 28.3 | 28.4 | 28.5 | 28.6 | 28.8 | 28.7 | 28.9 |
| Imperia | | 25.2 | 25.4 | 25.5 | 25.9 | 26.3 | 26.4 | 26.4 | 26.4 | 26.4 | 26.3 | 26.6 | 27 | 27.3 | 27.6 | 27.8 | 27.9 | 27.9 | 28.1 | 28.2 | 28.3 | 28.3 |
| Savona | | 26 | 26.3 | 26.5 | 26.8 | 27.1 | 27.3 | 27.4 | 27.4 | 27.6 | 27.6 | 28 | 28.2 | 28.4 | 28.7 | 28.8 | 29 | 29.1 | 29.2 | 29.4 | 29.6 | 29.7 |
| Genova | | 25.6 | 25.9 | 26.1 | 26.4 | 26.8 | 27 | 27.2 | 27.2 | 27.2 | 27.1 | 27.5 | 27.7 | 28 | 28.3 | 28.5 | 28.6 | 28.7 | 28.8 | 29 | 28.9 | 29.1 |
| La Spezia | | 25.8 | 26 | 26.1 | 26.4 | 26.7 | 26.9 | 26.9 | 26.8 | 26.7 | 26.5 | 26.8 | 27.1 | 27.2 | 27.5 | 27.5 | 27.5 | 27.5 | 27.5 | 27.6 | 27.6 | 27.7 |
| indice di dipendenza strutturale (valori percentuali) - al 1° gennaio | Italia | | 49.1 | 49.7 | 50 | 50.7 | 51.4 | 51.9 | 52.1 | 52.3 | 52.6 | 52.7 | 53.5 | 54.2 | 54.8 | 55.4 | 55.8 | 56.1 | 56.2 | 56.4 | 56.7 | 57.3 | 57.5 |
| Liguria | | 56.8 | 57.9 | 58.5 | 59.7 | 60.9 | 61.8 | 62.3 | 62.6 | 62.9 | 62.8 | 63.7 | 64.5 | 65.1 | 65.9 | 66.1 | 66 | 65.9 | 65.7 | 65.8 | 65.8 | 65.8 |
| Imperia | | 57.5 | 58.4 | 58.7 | 59.7 | 60.9 | 61.4 | 61.5 | 61.5 | 61.8 | 61.5 | 62.2 | 62.9 | 63.4 | 63.9 | 64.1 | 64.2 | 64.2 | 64.2 | 64.3 | 64.8 | 64.6 |
| Savona | | 56.8 | 58.2 | 59 | 60.2 | 61.5 | 62.4 | 62.8 | 63.3 | 63.7 | 64.1 | 65.4 | 66.1 | 66.7 | 67.3 | 67.5 | 67.6 | 67.3 | 67.1 | 67.2 | 67.3 | 67 |
| Genova | | 56.6 | 57.6 | 58.4 | 59.7 | 60.9 | 61.9 | 62.5 | 62.9 | 63.3 | 63 | 64 | 64.8 | 65.5 | 66.4 | 66.7 | 66.5 | 66.4 | 66.3 | 66.5 | 66.2 | 66.3 |
| La Spezia | | 57.1 | 57.9 | 58.3 | 59.5 | 60.4 | 61.3 | 61.5 | 61.6 | 61.7 | 61.3 | 62.1 | 62.8 | 63.4 | 64 | 63.8 | 63.7 | 63.6 | 63.4 | 63.3 | 63.5 | 63.3 |
| indice di dipendenza degli anziani (valori percentuali) - al 1° gennaio | Italia | | 27.9 | 28.4 | 28.8 | 29.4 | 30 | 30.5 | 30.6 | 30.8 | 31.1 | 31.2 | 32 | 32.6 | 33.3 | 34 | 34.5 | 35 | 35.4 | 35.8 | 36.4 | 37 | 37.5 |
| Liguria | | 40.2 | 40.9 | 41.4 | 42.2 | 43.1 | 43.7 | 44 | 44 | 44.2 | 44 | 44.8 | 45.4 | 46 | 46.7 | 47.1 | 47.2 | 47.2 | 47.3 | 47.7 | 47.6 | 47.8 |
| Imperia | | 39.6 | 40.3 | 40.5 | 41.3 | 42.3 | 42.7 | 42.7 | 42.6 | 42.7 | 42.5 | 43.2 | 43.9 | 44.6 | 45.2 | 45.6 | 45.8 | 45.9 | 46.1 | 46.3 | 46.7 | 46.6 |
| Savona | | 40.7 | 41.6 | 42.1 | 42.9 | 43.8 | 44.4 | 44.7 | 44.8 | 45.1 | 45.2 | 46.3 | 46.8 | 47.3 | 48 | 48.3 | 48.6 | 48.7 | 48.8 | 49.2 | 49.5 | 49.6 |
| Genova | | 40.1 | 40.8 | 41.4 | 42.2 | 43.1 | 43.7 | 44.2 | 44.3 | 44.5 | 44.2 | 45.1 | 45.7 | 46.4 | 47.1 | 47.5 | 47.6 | 47.7 | 47.8 | 48.2 | 47.9 | 48.3 |
| La Spezia | | 40.5 | 41.1 | 41.4 | 42.1 | 42.9 | 43.4 | 43.4 | 43.3 | 43.2 | 42.8 | 43.5 | 44.1 | 44.5 | 45.1 | 45.1 | 45.1 | 45 | 44.9 | 45.1 | 45.1 | 45.2 |
| indice di vecchiaia (valori percentuali) - al 1° gennaio | Italia | | 131.7 | 133.5 | 135.6 | 138 | 140.3 | 142.1 | 143.1 | 143.7 | 144.4 | 145.2 | 148.4 | 151.1 | 154.6 | 158.3 | 162 | 165.9 | 169.5 | 174 | 179.4 | 182.6 | 187.6 |
| Liguria | | 241.8 | 241.3 | 241.6 | 240.5 | 240.8 | 240.3 | 239.8 | 237.1 | 235.7 | 233.7 | 236.6 | 238.3 | 240.8 | 244.1 | 247.4 | 250.6 | 253.6 | 257.3 | 262.4 | 262.3 | 267.2 |
| Imperia | | 221.9 | 222.6 | 222.9 | 225.5 | 226.9 | 227.9 | 227.1 | 224.8 | 223.9 | 223 | 227.1 | 231.6 | 236.9 | 241.2 | 245.5 | 248.9 | 250.3 | 253.8 | 258.5 | 256.9 | 258.9 |
| Savona | | 252.3 | 250.6 | 248.9 | 248.3 | 247.4 | 246.4 | 245.9 | 242.8 | 242.5 | 240 | 242.9 | 243.4 | 244.8 | 247.9 | 251.3 | 255.8 | 260.9 | 266.4 | 273.7 | 278.2 | 284 |
| Genova | | 242.6 | 242.4 | 243.5 | 241.2 | 241.5 | 241 | 241 | 238.3 | 236.8 | 234.8 | 237.8 | 239.1 | 241.9 | 245 | 248.1 | 251.6 | 255 | 258.9 | 263.8 | 263.1 | 268.7 |