| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 646 | 14.728,30 | 22,80 | 3 |
| 2007 | 365 | 10.583,66 | 29,00 | 1 |
| 2008 | 366 | 10.277,35 | 28,08 | 1 |
| 2009 | 479 | 12.547,63 | 26,20 | 2 |
| 2010 | 584 | 13.120,00 | 22,47 | 2 |
| 2011 | 365 | 8.536,98 | 23,39 | 1 |
| 2012 | 598 | 12.467,76 | 20,85 | 3 |
| 2013 | 563 | 11.600,56 | 20,60 | 2 |
| 2014 | 542 | 13.513,90 | 24,93 | 2 |
| 2015 | 529 | 13.254,84 | 25,06 | 2 |
| 2016 | 560 | 13.618,31 | 24,32 | 5 |
| 2017 | 526 | 12.296,88 | 23,38 | 5 |
| 2018 | 483 | 11.761,54 | 24,35 | 5 |
| 2019 | 473 | 11.090,19 | 23,45 | 4 |
| 2020 | 449 | 12.393,99 | 27,60 | 4 |
| 2021 | 461 | 11.643,50 | 25,26 | 7 |
| 2022 | 413 | 10.883,63 | 26,35 | 7 |
| 2023 | 484 | 11.596,35 | 23,96 | 8 |
| 2024 | 495 | 12.043,21 | 24,33 | 9 |
| totale | 9.381 | 227.958,58 | 24,30 | 73 |