| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 821 | 11.095,89 | 13,52 | 3 |
| 2007 | 907 | 13.991,39 | 15,43 | 2 |
| 2008 | 736 | 11.781,21 | 16,01 | 2 |
| 2009 | 631 | 9.674,11 | 15,33 | 3 |
| 2010 | 543 | 7.597,59 | 13,99 | 3 |
| 2011 | 492 | 6.843,88 | 13,91 | 2 |
| 2012 | 676 | 8.117,47 | 12,01 | 3 |
| 2013 | 783 | 9.177,56 | 11,72 | 3 |
| 2014 | 505 | 8.216,79 | 16,27 | 3 |
| 2015 | 544 | 10.431,14 | 19,17 | 3 |
| 2016 | 556 | 10.287,95 | 18,50 | 3 |
| 2017 | 639 | 10.795,53 | 16,89 | 3 |
| 2018 | 713 | 11.625,69 | 16,31 | 4 |
| 2019 | 753 | 13.228,69 | 17,57 | 4 |
| 2020 | 798 | 14.665,12 | 18,38 | 4 |
| 2021 | 950 | 17.068,36 | 17,97 | 4 |
| 2022 | 864 | 15.469,77 | 17,90 | 4 |
| 2023 | 1.091 | 18.529,45 | 16,98 | 5 |
| 2024 | 1.142 | 18.972,69 | 16,61 | 5 |
| totale | 14.144 | 227.570,28 | 16,09 | 63 |