| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 780 | 21.260,25 | 27,26 | 4 |
| 2007 | 632 | 19.450,16 | 30,78 | 3 |
| 2008 | 631 | 18.380,70 | 29,13 | 4 |
| 2009 | 590 | 17.583,21 | 29,80 | 5 |
| 2010 | 599 | 15.128,68 | 25,26 | 5 |
| 2011 | 542 | 12.587,57 | 23,22 | 4 |
| 2012 | 482 | 12.868,29 | 26,70 | 5 |
| 2013 | 612 | 14.084,79 | 23,01 | 5 |
| 2014 | 649 | 19.846,95 | 30,58 | 6 |
| 2015 | 633 | 18.927,75 | 29,90 | 6 |
| 2016 | 631 | 19.312,01 | 30,61 | 6 |
| 2017 | 602 | 16.727,33 | 27,79 | 6 |
| 2018 | 566 | 16.115,65 | 28,47 | 7 |
| 2019 | 564 | 17.630,83 | 31,26 | 8 |
| 2020 | 486 | 15.977,90 | 32,88 | 8 |
| 2021 | 520 | 16.993,00 | 32,68 | 9 |
| 2022 | 510 | 14.839,74 | 29,10 | 8 |
| 2023 | 507 | 15.903,42 | 31,37 | 8 |
| 2024 | 543 | 17.572,19 | 32,36 | 9 |
| totale | 11.079 | 321.190,42 | 28,99 | 116 |