| Fig3-19 | ||
| År | Antall kommuner (v.a) | Andel av befolkningen i pst. (h.a) |
| 2001 | 81,0 | 17,3 |
| 2002 | 79,0 | 17,8 |
| 2003 | 108,0 | 22,5 |
| 2004 | 118,0 | 25,9 |
| 2005 | 88,0 | 24,1 |
| 2006 | 73,0 | 20,2 |
| 2007 | 42,0 | 12,9 |
| 2008 | 44,0 | 6,8 |
| 2009 | 48,0 | 5,9 |
| 2010 | 49,0 | 7,2 |
| 2011 | 51,0 | 8,3 |
| 2012 | 47,0 | 7,9 |
| 2013 | 46,0 | 7,3 |
| 2014 | 54,0 | 8,4 |
| 2015 | 49,0 | 8,3 |
| 2016 | 47,0 | 7,5 |
| 2017 | 28,0 | 5,1 |
| 2018 | 17,0 | 3,3 |
| 2019 | 10,0 | 1,7 |
| 2020 | 12,0 | 0,9 |
| 2021 | 18,0 | 1,2 |
| 2022 | 14,0 | 1,2 |
| 2023 | 12,0 | 1,0 |
| 2024 | 23,0 | 2,1 |
| 2025 | 27,0 | 2,1 |
| sep.26 | 35,0 | 4,8 |