| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 444 | 11.943,82 | 26,90 | 3 |
| 2007 | 265 | 9.871,87 | 37,25 | 1 |
| 2008 | 521 | 17.062,14 | 32,75 | 2 |
| 2009 | 510 | 15.977,04 | 31,33 | 5 |
| 2010 | 582 | 14.580,03 | 25,05 | 4 |
| 2011 | 596 | 14.449,67 | 24,24 | 3 |
| 2012 | 559 | 14.988,80 | 26,81 | 5 |
| 2013 | 656 | 15.729,68 | 23,98 | 4 |
| 2014 | 661 | 19.434,01 | 29,40 | 5 |
| 2015 | 452 | 14.150,53 | 31,31 | 4 |
| 2016 | 488 | 17.815,78 | 36,51 | 4 |
| 2017 | 435 | 15.506,13 | 35,65 | 3 |
| 2018 | 459 | 16.635,37 | 36,24 | 4 |
| 2019 | 449 | 16.129,97 | 35,92 | 4 |
| 2020 | 426 | 15.530,82 | 36,46 | 4 |
| 2021 | 456 | 14.578,01 | 31,97 | 4 |
| 2022 | 402 | 14.917,04 | 37,11 | 3 |
| 2023 | 436 | 15.173,27 | 34,80 | 5 |
| 2024 | 447 | 15.180,64 | 33,96 | 5 |
| totale | 9.244 | 289.654,62 | 31,33 | 72 |