| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 34 | 290,10 | 8,53 | 2 |
| 2007 | 200 | 3.609,12 | 18,05 | 2 |
| 2008 | 120 | 2.958,00 | 24,65 | 1 |
| 2009 | 117 | 3.095,27 | 26,46 | 2 |
| 2010 | 258 | 5.233,95 | 20,29 | 2 |
| 2011 | 249 | 4.386,54 | 17,62 | 1 |
| 2012 | 217 | 4.054,96 | 18,69 | 2 |
| 2013 | 239 | 3.674,25 | 15,37 | 2 |
| 2014 | 264 | 4.651,65 | 17,62 | 5 |
| 2015 | 216 | 4.606,73 | 21,33 | 5 |
| 2016 | 243 | 4.992,57 | 20,55 | 6 |
| 2017 | 497 | 7.942,78 | 15,98 | 10 |
| 2018 | 446 | 8.625,31 | 19,34 | 11 |
| 2019 | 412 | 9.041,66 | 21,95 | 11 |
| 2020 | 350 | 8.144,05 | 23,27 | 13 |
| 2021 | 339 | 8.133,03 | 23,99 | 13 |
| 2022 | 615 | 10.134,01 | 16,48 | 12 |
| 2023 | 387 | 8.783,00 | 22,70 | 10 |
| 2024 | 493 | 9.423,78 | 19,12 | 12 |
| totale | 5.696 | 111.780,76 | 19,62 | 122 |