| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 339 | 7.205,21 | 21,25 | 4 |
| 2007 | 191 | 5.035,23 | 26,36 | 2 |
| 2008 | 176 | 4.061,12 | 23,07 | 2 |
| 2009 | 129 | 3.423,11 | 26,54 | 4 |
| 2010 | 654 | 11.562,66 | 17,68 | 4 |
| 2011 | 580 | 10.870,06 | 18,74 | 4 |
| 2012 | 455 | 8.617,22 | 18,94 | 6 |
| 2013 | 530 | 9.618,50 | 18,15 | 8 |
| 2014 | 612 | 13.690,50 | 22,37 | 8 |
| 2015 | 592 | 11.159,63 | 18,85 | 7 |
| 2016 | 585 | 11.751,99 | 20,09 | 7 |
| 2017 | 524 | 10.502,03 | 20,04 | 7 |
| 2018 | 587 | 11.865,42 | 20,21 | 7 |
| 2019 | 422 | 9.084,66 | 21,53 | 7 |
| 2020 | 412 | 10.078,59 | 24,46 | 7 |
| 2021 | 398 | 9.839,48 | 24,72 | 6 |
| 2022 | 163 | 3.763,39 | 23,09 | 5 |
| 2023 | 386 | 11.131,99 | 28,84 | 5 |
| 2024 | 352 | 9.707,06 | 27,58 | 7 |
| totale | 8.087 | 172.967,85 | 21,39 | 107 |