| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 444 | 15.798,51 | 35,58 | 5 |
| 2007 | 120 | 5.336,89 | 44,47 | 3 |
| 2008 | 239 | 9.347,57 | 39,11 | 4 |
| 2009 | 364 | 12.751,21 | 35,03 | 7 |
| 2010 | 364 | 11.239,88 | 30,88 | 6 |
| 2011 | 265 | 8.626,25 | 32,55 | 4 |
| 2012 | 343 | 10.227,65 | 29,82 | 5 |
| 2013 | 463 | 13.467,86 | 29,09 | 7 |
| 2014 | 464 | 17.122,91 | 36,90 | 7 |
| 2015 | 414 | 15.607,98 | 37,70 | 6 |
| 2016 | 475 | 18.408,55 | 38,75 | 7 |
| 2017 | 573 | 22.224,49 | 38,79 | 8 |
| 2018 | 439 | 17.045,76 | 38,83 | 8 |
| 2019 | 406 | 15.837,84 | 39,01 | 7 |
| 2020 | 580 | 23.875,25 | 41,16 | 9 |
| 2021 | 559 | 21.814,67 | 39,02 | 11 |
| 2022 | 575 | 24.574,92 | 42,74 | 11 |
| 2023 | 500 | 22.214,58 | 44,43 | 9 |
| 2024 | 531 | 22.852,83 | 43,04 | 11 |
| totale | 8.118 | 308.375,60 | 37,99 | 135 |