| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 862 | 24.825,11 | 28,80 | 4 |
| 2007 | 416 | 15.209,80 | 36,56 | 3 |
| 2008 | 441 | 14.196,90 | 32,19 | 3 |
| 2009 | 589 | 17.847,35 | 30,30 | 5 |
| 2010 | 699 | 19.400,37 | 27,75 | 4 |
| 2011 | 592 | 16.348,76 | 27,62 | 3 |
| 2012 | 696 | 19.460,99 | 27,96 | 5 |
| 2013 | 708 | 18.435,39 | 26,04 | 7 |
| 2014 | 636 | 22.496,86 | 35,37 | 8 |
| 2015 | 615 | 19.575,98 | 31,83 | 6 |
| 2016 | 608 | 21.789,55 | 35,84 | 8 |
| 2017 | 673 | 22.204,02 | 32,99 | 9 |
| 2018 | 576 | 19.081,14 | 33,13 | 9 |
| 2019 | 557 | 17.479,27 | 31,38 | 8 |
| 2020 | 515 | 15.126,27 | 29,37 | 7 |
| 2021 | 500 | 14.703,69 | 29,41 | 8 |
| 2022 | 349 | 11.038,48 | 31,63 | 6 |
| 2023 | 359 | 10.643,57 | 29,65 | 6 |
| 2024 | 513 | 17.886,97 | 34,87 | 9 |
| totale | 10.904 | 337.750,47 | 30,97 | 118 |