| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 722 | 15.445,50 | 21,39 | 3 |
| 2007 | 727 | 16.480,54 | 22,67 | 2 |
| 2008 | 510 | 14.117,26 | 27,68 | 4 |
| 2009 | 667 | 14.182,33 | 21,26 | 7 |
| 2010 | 796 | 15.131,70 | 19,01 | 6 |
| 2011 | 558 | 9.272,48 | 16,62 | 6 |
| 2012 | 592 | 10.895,03 | 18,40 | 5 |
| 2013 | 376 | 6.966,48 | 18,53 | 6 |
| 2014 | 332 | 8.667,12 | 26,11 | 6 |
| 2015 | 312 | 9.201,03 | 29,49 | 5 |
| 2016 | 285 | 8.713,60 | 30,57 | 6 |
| 2017 | 270 | 8.087,96 | 29,96 | 5 |
| 2018 | 300 | 8.017,28 | 26,72 | 5 |
| 2019 | 307 | 7.858,07 | 25,60 | 5 |
| 2020 | 282 | 8.086,64 | 28,68 | 5 |
| 2021 | 279 | 8.429,72 | 30,21 | 7 |
| 2022 | 500 | 12.582,06 | 25,16 | 9 |
| 2023 | 688 | 17.025,41 | 24,75 | 16 |
| 2024 | 896 | 20.009,65 | 22,33 | 17 |
| totale | 9.399 | 219.169,86 | 23,32 | 125 |