| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 709 | 12.913,60 | 18,21 | 4 |
| 2007 | 255 | 5.639,67 | 22,12 | 2 |
| 2008 | 242 | 5.202,76 | 21,50 | 2 |
| 2009 | 654 | 14.683,99 | 22,45 | 4 |
| 2010 | 673 | 12.790,17 | 19,00 | 4 |
| 2011 | 138 | 1.287,37 | 9,33 | 1 |
| 2012 | 556 | 10.730,62 | 19,30 | 5 |
| 2013 | 698 | 12.434,20 | 17,81 | 7 |
| 2014 | 561 | 13.062,94 | 23,29 | 7 |
| 2015 | 497 | 11.103,57 | 22,34 | 6 |
| 2016 | 526 | 12.890,81 | 24,51 | 4 |
| 2017 | 436 | 10.222,78 | 23,45 | 5 |
| 2018 | 376 | 9.001,70 | 23,94 | 5 |
| 2019 | 377 | 8.513,10 | 22,58 | 5 |
| 2020 | 385 | 9.391,00 | 24,39 | 6 |
| 2021 | 374 | 8.974,76 | 24,00 | 6 |
| 2022 | 901 | 19.418,28 | 21,55 | 7 |
| 2023 | 986 | 20.510,90 | 20,80 | 8 |
| 2024 | 1.323 | 33.878,08 | 25,61 | 12 |
| totale | 10.667 | 232.650,30 | 21,81 | 100 |