| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 380 | 10.303,35 | 27,11 | 6 |
| 2007 | 145 | 3.046,08 | 21,01 | 4 |
| 2008 | 375 | 7.961,78 | 21,23 | 3 |
| 2009 | 482 | 9.435,43 | 19,58 | 5 |
| 2010 | 499 | 8.619,72 | 17,27 | 3 |
| 2011 | 504 | 8.333,40 | 16,53 | 3 |
| 2012 | 569 | 9.427,51 | 16,57 | 4 |
| 2013 | 568 | 8.917,60 | 15,70 | 5 |
| 2014 | 585 | 11.569,31 | 19,78 | 5 |
| 2015 | 538 | 10.954,74 | 20,36 | 4 |
| 2016 | 553 | 11.180,16 | 20,22 | 5 |
| 2017 | 543 | 10.845,19 | 19,97 | 4 |
| 2018 | 532 | 10.719,74 | 20,15 | 4 |
| 2019 | 578 | 12.638,04 | 21,87 | 6 |
| 2020 | 581 | 12.865,00 | 22,14 | 6 |
| 2021 | 575 | 12.284,84 | 21,36 | 6 |
| 2022 | 553 | 11.673,08 | 21,11 | 4 |
| 2023 | 537 | 11.742,87 | 21,87 | 6 |
| 2024 | 554 | 12.796,41 | 23,10 | 7 |
| totale | 9.651 | 195.314,25 | 20,24 | 90 |