| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 759 | 23.645,54 | 31,15 | 2 |
| 2007 | 500 | 20.802,41 | 41,60 | 1 |
| 2008 | 531 | 23.613,08 | 44,47 | 1 |
| 2009 | 555 | 21.517,45 | 38,77 | 3 |
| 2010 | 455 | 15.255,55 | 33,53 | 2 |
| 2011 | 379 | 12.858,92 | 33,93 | 1 |
| 2012 | 393 | 13.800,47 | 35,12 | 4 |
| 2013 | 370 | 11.872,10 | 32,09 | 4 |
| 2014 | 348 | 15.080,52 | 43,33 | 6 |
| 2015 | 307 | 12.453,66 | 40,57 | 4 |
| 2016 | 274 | 10.999,36 | 40,14 | 3 |
| 2017 | 236 | 9.141,58 | 38,74 | 3 |
| 2018 | 204 | 8.215,94 | 40,27 | 3 |
| 2019 | 192 | 7.544,61 | 39,29 | 3 |
| 2020 | 75 | 2.917,52 | 38,90 | 2 |
| 2021 | 62 | 1.883,80 | 30,38 | 2 |
| 2022 | 61 | 1.709,16 | 28,02 | 2 |
| 2023 | 58 | 1.560,68 | 26,91 | 3 |
| 2024 | 62 | 1.630,57 | 26,30 | 4 |
| totale | 5.821 | 216.502,92 | 37,19 | 53 |