| 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Algarve (PT15) | 73.8 | 73.1 | 70.1 | 69.0 | 66.6 | 66.6 | 69.8 | 70.6 | 73.7 | 77.0 |
| Lisboa | 72.9 | 71.2 | 69.7 | 68.5 | 65.9 | 65.1 | 68.8 | 71.0 | 72.7 | 75.2 |
| Centro (PT) | 78.4 | 76.8 | 75.3 | 70.8 | 69.4 | 69.7 | 70.5 | 72.1 | 72.8 | 74.6 |
| Alentejo | 68.5 | 71.7 | 70.5 | 69.0 | 65.7 | 65.6 | 67.8 | 68.6 | 69.9 | 73.3 |
| Norte | 72.5 | 70.3 | 67.8 | 67.9 | 65.2 | 63.2 | 65.2 | 66.4 | 68.1 | 71.5 |
| Região Autónoma dos Açores (PT) (PT20) | 65.8 | 68.6 | 69.4 | 66.6 | 62.8 | 61.0 | 62.6 | 65.4 | 66.8 | 69.1 |
| Região Autónoma da Madeira (PT) (PT30) | 70.6 | 73.4 | 71.6 | 67.4 | 63.4 | 62.0 | 63.9 | 64.8 | 66.6 | 69.1 |