3.81 w 2019 r.
-6.4% w stosunku do 2018 r.
| Rocznik | Wartość | Atrybut |
|---|---|---|
| 2005 | 6.68 | 1 |
| 2006 | 6.32 | 1 |
| 2007 | 6.03 | 1 |
| 2008 | 5.94 | 1 |
| 2009 | 5.7 | 1 |
| 2010 | 5.24 | 1 |
| 2011 | 4.98 | 1 |
| 2012 | 4.61 | 1 |
| 2013 | 4.53 | 1 |
| 2014 | 4.42 | 1 |
| 2015 | 3.8 | 1 |
| 2016 | 3.88 | 1 |
| 2017 | 4 | 1 |
| 2018 | 4.07 | 1 |
| 2019 | 3.81 | 1 |
| Województwo | Wartość | Atrybut |
|---|---|---|
| 3 | 3.13 | 1 |
| 325 | 4.25 | 1 |
| 585 | 3.21 | 1 |
| 764 | 3.56 | 1 |
| 1226 | 3.99 | 1 |
| 1496 | 3.83 | 1 |
| 1822 | 3.59 | 1 |
| 1978 | 4.73 | 1 |
| 2225 | 3.04 | 1 |
| 2427 | 4.99 | 1 |
| 2652 | 3.51 | 1 |
| 2919 | 3.6 | 1 |
| 3131 | 5.45 | 1 |
| 3443 | 4.24 | 1 |
| 3719 | 3.45 | 1 |
| 3919 | 3.46 | 1 |
3.85 w 2018 r.
-3.5% w stosunku do 2017 r.
| Rocznik | Wartość | Atrybut |
|---|---|---|
| 2005 | 6.42 | 1 |
| 2006 | 5.98 | 1 |
| 2007 | 5.99 | 1 |
| 2008 | 5.64 | 1 |
| 2009 | 5.57 | 1 |
| 2010 | 4.98 | 1 |
| 2011 | 4.73 | 1 |
| 2012 | 4.64 | 1 |
| 2013 | 4.56 | 1 |
| 2014 | 4.22 | 1 |
| 2015 | 4 | 1 |
| 2016 | 3.98 | 1 |
| 2017 | 3.99 | 1 |
| 2018 | 3.85 | 1 |
| Województwo | Wartość | Atrybut |
|---|---|---|
| 3 | 2.88 | 1 |
| 325 | 3.87 | 1 |
| 585 | 4.23 | 1 |
| 764 | 4.07 | 1 |
| 1226 | 3.9 | 1 |
| 1496 | 4.25 | 1 |
| 1822 | 3.26 | 1 |
| 1978 | 3.93 | 1 |
| 2225 | 4.04 | 1 |
| 2427 | 4.24 | 1 |
| 2652 | 4.43 | 1 |
| 2919 | 3.82 | 1 |
| 3131 | 4.23 | 1 |
| 3443 | 4.18 | 1 |
| 3719 | 4.24 | 1 |
| 3919 | 3.39 | 1 |