| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 818 | 17.471,00 | 21,36 | 4 |
| 2007 | 378 | 10.629,36 | 28,12 | 1 |
| 2008 | 469 | 13.673,78 | 29,16 | 2 |
| 2009 | 599 | 17.283,37 | 28,85 | 5 |
| 2010 | 1.024 | 22.262,21 | 21,74 | 5 |
| 2011 | 767 | 18.648,20 | 24,31 | 3 |
| 2012 | 519 | 14.022,44 | 27,02 | 4 |
| 2013 | 664 | 16.723,43 | 25,19 | 5 |
| 2014 | 717 | 24.495,55 | 34,16 | 7 |
| 2015 | 483 | 17.021,70 | 35,24 | 7 |
| 2016 | 405 | 13.939,85 | 34,42 | 5 |
| 2017 | 391 | 14.287,48 | 36,54 | 6 |
| 2018 | 411 | 14.851,71 | 36,14 | 6 |
| 2019 | 363 | 12.721,38 | 35,05 | 6 |
| 2020 | 282 | 11.127,23 | 39,46 | 8 |
| 2021 | 215 | 7.586,68 | 35,29 | 7 |
| 2022 | 429 | 17.859,64 | 41,63 | 7 |
| 2023 | 477 | 17.302,43 | 36,27 | 8 |
| 2024 | 434 | 15.710,83 | 36,20 | 7 |
| totale | 9.845 | 297.618,27 | 30,23 | 103 |