| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 712 | 26.282,11 | 36,91 | 3 |
| 2007 | 947 | 49.405,53 | 52,17 | 2 |
| 2008 | 963 | 31.472,17 | 32,68 | 4 |
| 2009 | 951 | 31.705,09 | 33,34 | 4 |
| 2010 | 945 | 29.876,85 | 31,62 | 6 |
| 2011 | 768 | 20.908,65 | 27,22 | 3 |
| 2012 | 1.004 | 32.149,12 | 32,02 | 5 |
| 2013 | 995 | 28.575,69 | 28,72 | 5 |
| 2014 | 938 | 31.665,43 | 33,76 | 6 |
| 2015 | 406 | 12.597,92 | 31,03 | 5 |
| 2016 | 448 | 14.702,51 | 32,82 | 5 |
| 2017 | 463 | 11.381,74 | 24,58 | 5 |
| 2018 | 337 | 8.449,78 | 25,07 | 4 |
| 2019 | 398 | 10.452,20 | 26,26 | 5 |
| 2020 | 390 | 11.252,23 | 28,85 | 5 |
| 2021 | 614 | 15.525,95 | 25,29 | 6 |
| 2022 | 566 | 14.518,69 | 25,65 | 5 |
| 2023 | 534 | 13.933,17 | 26,09 | 5 |
| 2024 | 550 | 21.210,16 | 38,56 | 7 |
| totale | 12.929 | 416.064,99 | 32,18 | 90 |