| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 454 | 8.318,28 | 18,32 | 1 |
| 2008 | 206 | 6.183,65 | 30,02 | 2 |
| 2009 | 383 | 9.537,16 | 24,90 | 4 |
| 2010 | 266 | 6.085,38 | 22,88 | 3 |
| 2011 | 206 | 4.556,92 | 22,12 | 3 |
| 2012 | 414 | 8.121,12 | 19,62 | 5 |
| 2013 | 452 | 9.226,47 | 20,41 | 6 |
| 2014 | 401 | 10.137,88 | 25,28 | 6 |
| 2015 | 434 | 11.165,42 | 25,73 | 6 |
| 2016 | 447 | 12.024,50 | 26,90 | 6 |
| 2017 | 452 | 11.921,63 | 26,38 | 8 |
| 2018 | 452 | 12.371,30 | 27,37 | 8 |
| 2019 | 488 | 13.283,60 | 27,22 | 9 |
| 2020 | 466 | 12.613,79 | 27,07 | 9 |
| 2021 | 529 | 16.543,99 | 31,27 | 8 |
| 2022 | 476 | 14.016,24 | 29,45 | 7 |
| 2023 | 602 | 16.623,45 | 27,61 | 9 |
| 2024 | 554 | 15.221,88 | 27,48 | 9 |
| totale | 7.682 | 197.952,66 | 25,77 | 109 |