| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 507 | 14.418,71 | 28,44 | 3 |
| 2007 | 271 | 8.994,23 | 33,19 | 2 |
| 2008 | 381 | 12.586,75 | 33,04 | 3 |
| 2009 | 417 | 15.132,92 | 36,29 | 4 |
| 2010 | 645 | 17.364,07 | 26,92 | 3 |
| 2011 | 411 | 10.751,78 | 26,16 | 2 |
| 2012 | 279 | 7.514,57 | 26,93 | 5 |
| 2013 | 258 | 6.085,36 | 23,59 | 5 |
| 2014 | 281 | 8.904,31 | 31,69 | 4 |
| 2015 | 312 | 9.581,68 | 30,71 | 5 |
| 2016 | 295 | 8.782,64 | 29,77 | 6 |
| 2017 | 310 | 8.993,18 | 29,01 | 5 |
| 2018 | 293 | 9.648,57 | 32,93 | 6 |
| 2019 | 490 | 15.956,00 | 32,56 | 7 |
| 2020 | 473 | 17.788,82 | 37,61 | 7 |
| 2021 | 435 | 15.996,35 | 36,77 | 8 |
| 2022 | 508 | 19.267,20 | 37,93 | 8 |
| 2023 | 436 | 20.489,85 | 47,00 | 9 |
| 2024 | 444 | 15.514,95 | 34,94 | 9 |
| totale | 7.446 | 243.771,94 | 32,74 | 101 |