| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 5.831 | 169.086,34 | 29,00 | 5 |
| 2007 | 5.999 | 187.928,16 | 31,33 | 4 |
| 2008 | 7.073 | 214.032,84 | 30,26 | 4 |
| 2009 | 6.702 | 205.696,06 | 30,69 | 9 |
| 2010 | 6.712 | 172.941,15 | 25,77 | 9 |
| 2011 | 6.778 | 166.384,06 | 24,55 | 10 |
| 2012 | 5.860 | 153.549,15 | 26,20 | 11 |
| 2013 | 6.074 | 146.223,70 | 24,07 | 10 |
| 2014 | 5.451 | 163.411,24 | 29,98 | 11 |
| 2015 | 4.968 | 159.726,68 | 32,15 | 12 |
| 2016 | 4.748 | 155.870,28 | 32,83 | 12 |
| 2017 | 4.639 | 146.666,77 | 31,62 | 12 |
| 2018 | 4.365 | 138.943,91 | 31,83 | 13 |
| 2019 | 4.283 | 137.862,58 | 32,19 | 14 |
| 2020 | 3.845 | 127.807,52 | 33,24 | 12 |
| 2021 | 3.957 | 136.231,69 | 34,43 | 13 |
| 2022 | 3.294 | 117.948,74 | 35,81 | 9 |
| 2023 | 2.996 | 110.594,45 | 36,91 | 9 |
| 2024 | 2.845 | 96.285,74 | 33,84 | 11 |
| totale | 96.420 | 2.907.191,06 | 30,15 | 190 |