| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 578 | 14.026,76 | 24,27 | 3 |
| 2007 | 269 | 8.118,44 | 30,18 | 2 |
| 2008 | 291 | 8.385,58 | 28,82 | 3 |
| 2009 | 273 | 9.308,32 | 34,10 | 3 |
| 2010 | 460 | 12.957,48 | 28,17 | 5 |
| 2011 | 202 | 5.963,19 | 29,52 | 2 |
| 2012 | 333 | 9.037,48 | 27,14 | 4 |
| 2013 | 482 | 12.822,31 | 26,60 | 5 |
| 2014 | 553 | 17.191,94 | 31,09 | 6 |
| 2015 | 559 | 16.617,75 | 29,73 | 10 |
| 2016 | 558 | 17.001,15 | 30,47 | 6 |
| 2017 | 521 | 16.953,34 | 32,54 | 7 |
| 2018 | 506 | 16.510,37 | 32,63 | 7 |
| 2019 | 488 | 15.592,59 | 31,95 | 7 |
| 2020 | 440 | 14.461,26 | 32,87 | 7 |
| 2021 | 393 | 13.243,24 | 33,70 | 6 |
| 2022 | 363 | 12.355,13 | 34,04 | 5 |
| 2023 | 346 | 10.671,19 | 30,84 | 5 |
| 2024 | 324 | 10.042,92 | 31,00 | 6 |
| totale | 7.939 | 241.260,44 | 30,39 | 99 |