| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.095 | 20.905,74 | 19,09 | 2 |
| 2007 | 1.503 | 30.572,76 | 20,34 | 1 |
| 2008 | 1.794 | 36.180,51 | 20,17 | 1 |
| 2009 | 1.034 | 19.407,03 | 18,77 | 2 |
| 2010 | 690 | 11.700,39 | 16,96 | 2 |
| 2011 | 366 | 5.845,59 | 15,97 | 1 |
| 2012 | 260 | 4.330,88 | 16,66 | 3 |
| 2013 | 1 | 30,73 | 30,73 | 1 |
| 2014 | 214 | 3.411,21 | 15,94 | 2 |
| 2015 | 205 | 3.378,70 | 16,48 | 2 |
| 2016 | 227 | 3.886,02 | 17,12 | 2 |
| 2017 | 612 | 11.456,01 | 18,72 | 2 |
| 2018 | 529 | 11.388,31 | 21,53 | 3 |
| 2019 | 300 | 5.986,06 | 19,95 | 4 |
| 2020 | 220 | 4.289,43 | 19,50 | 3 |
| 2021 | 207 | 3.767,71 | 18,20 | 3 |
| 2022 | 239 | 4.041,81 | 16,91 | 4 |
| 2023 | 381 | 5.799,45 | 15,22 | 6 |
| 2024 | 395 | 6.105,27 | 15,46 | 8 |
| totale | 10.272 | 192.483,61 | 18,74 | 52 |