| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 356 | 10.711,09 | 30,09 | 4 |
| 2007 | 180 | 6.594,25 | 36,63 | 3 |
| 2008 | 165 | 6.079,93 | 36,85 | 3 |
| 2009 | 189 | 6.653,89 | 35,21 | 4 |
| 2010 | 393 | 8.573,53 | 21,82 | 4 |
| 2011 | 477 | 11.799,31 | 24,74 | 5 |
| 2012 | 453 | 11.369,28 | 25,10 | 6 |
| 2013 | 662 | 15.349,41 | 23,19 | 7 |
| 2014 | 606 | 17.658,81 | 29,14 | 7 |
| 2015 | 525 | 14.405,11 | 27,44 | 7 |
| 2016 | 522 | 13.857,33 | 26,55 | 8 |
| 2017 | 495 | 14.033,99 | 28,35 | 8 |
| 2018 | 474 | 14.032,56 | 29,60 | 8 |
| 2019 | 463 | 14.833,13 | 32,04 | 9 |
| 2020 | 506 | 15.913,04 | 31,45 | 9 |
| 2021 | 487 | 14.829,76 | 30,45 | 9 |
| 2022 | 372 | 13.847,92 | 37,23 | 8 |
| 2023 | 385 | 16.649,46 | 43,25 | 8 |
| 2024 | 384 | 14.545,30 | 37,88 | 8 |
| totale | 8.094 | 241.737,10 | 29,87 | 125 |