| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 331 | 7.526,64 | 22,74 | 2 |
| 2007 | 45 | 1.554,12 | 34,54 | 3 |
| 2008 | 66 | 2.185,44 | 33,11 | 3 |
| 2009 | 167 | 4.412,84 | 26,42 | 4 |
| 2010 | 368 | 12.950,45 | 35,19 | 3 |
| 2011 | 287 | 11.329,30 | 39,47 | 4 |
| 2012 | 465 | 15.186,10 | 32,66 | 7 |
| 2013 | 464 | 14.542,52 | 31,34 | 5 |
| 2014 | 542 | 19.740,42 | 36,42 | 4 |
| 2015 | 853 | 40.413,22 | 47,38 | 4 |
| 2016 | 763 | 36.272,66 | 47,54 | 5 |
| 2017 | 706 | 36.851,08 | 52,20 | 6 |
| 2018 | 676 | 35.528,74 | 52,56 | 5 |
| 2019 | 591 | 29.302,81 | 49,58 | 6 |
| 2020 | 591 | 29.066,42 | 49,18 | 7 |
| 2021 | 552 | 25.500,46 | 46,20 | 8 |
| 2022 | 528 | 25.615,36 | 48,51 | 6 |
| 2023 | 628 | 30.119,70 | 47,96 | 9 |
| 2024 | 705 | 26.836,73 | 38,07 | 10 |
| totale | 9.328 | 404.935,01 | 43,41 | 101 |