| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.023 | 23.979,69 | 23,44 | 8 |
| 2007 | 765 | 19.627,95 | 25,66 | 7 |
| 2008 | 754 | 19.602,58 | 26,00 | 6 |
| 2009 | 304 | 8.276,55 | 27,23 | 7 |
| 2010 | 1.017 | 21.346,74 | 20,99 | 9 |
| 2011 | 280 | 6.090,00 | 21,75 | 6 |
| 2012 | 751 | 18.179,56 | 24,21 | 10 |
| 2013 | 434 | 9.379,21 | 21,61 | 8 |
| 2014 | 690 | 18.877,60 | 27,36 | 10 |
| 2015 | 771 | 23.614,45 | 30,63 | 11 |
| 2016 | 540 | 16.508,35 | 30,57 | 9 |
| 2017 | 582 | 18.503,25 | 31,79 | 10 |
| 2018 | 564 | 19.825,23 | 35,15 | 11 |
| 2019 | 551 | 18.678,39 | 33,90 | 11 |
| 2020 | 591 | 19.267,06 | 32,60 | 10 |
| 2021 | 618 | 17.774,00 | 28,76 | 10 |
| 2022 | 527 | 16.469,65 | 31,25 | 8 |
| 2023 | 573 | 18.890,65 | 32,97 | 9 |
| 2024 | 469 | 14.621,32 | 31,18 | 10 |
| totale | 11.804 | 329.512,23 | 27,92 | 170 |