| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 540 | 10.886,71 | 20,16 | 3 |
| 2007 | 457 | 10.673,83 | 23,36 | 2 |
| 2008 | 444 | 10.168,48 | 22,90 | 3 |
| 2009 | 620 | 14.107,22 | 22,75 | 3 |
| 2010 | 460 | 10.350,77 | 22,50 | 3 |
| 2011 | 522 | 10.131,08 | 19,41 | 2 |
| 2012 | 529 | 11.116,02 | 21,01 | 4 |
| 2013 | 497 | 9.903,78 | 19,93 | 5 |
| 2014 | 517 | 13.258,63 | 25,65 | 6 |
| 2015 | 570 | 14.499,42 | 25,44 | 4 |
| 2016 | 543 | 14.446,04 | 26,60 | 4 |
| 2017 | 537 | 13.905,66 | 25,90 | 4 |
| 2018 | 554 | 14.785,76 | 26,69 | 4 |
| 2019 | 586 | 15.576,36 | 26,58 | 4 |
| 2020 | 498 | 14.085,53 | 28,28 | 4 |
| 2021 | 696 | 19.308,50 | 27,74 | 4 |
| 2022 | 610 | 16.668,18 | 27,32 | 4 |
| 2023 | 609 | 16.480,77 | 27,06 | 4 |
| 2024 | 610 | 16.042,26 | 26,30 | 4 |
| totale | 10.399 | 256.395,00 | 24,66 | 71 |