| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.405 | 34.195,70 | 24,34 | 11 |
| 2007 | 862 | 26.761,38 | 31,05 | 7 |
| 2008 | 928 | 30.735,48 | 33,12 | 8 |
| 2009 | 1.016 | 30.426,36 | 29,95 | 13 |
| 2010 | 1.122 | 27.746,25 | 24,73 | 14 |
| 2011 | 798 | 21.285,39 | 26,67 | 5 |
| 2012 | 937 | 26.735,31 | 28,53 | 12 |
| 2013 | 843 | 19.361,96 | 22,97 | 13 |
| 2014 | 701 | 19.418,14 | 27,70 | 13 |
| 2015 | 650 | 18.333,03 | 28,20 | 12 |
| 2016 | 676 | 20.750,65 | 30,70 | 12 |
| 2017 | 648 | 18.693,96 | 28,85 | 11 |
| 2018 | 613 | 17.657,54 | 28,81 | 11 |
| 2019 | 611 | 17.531,55 | 28,69 | 11 |
| 2020 | 613 | 18.349,73 | 29,93 | 11 |
| 2021 | 608 | 17.576,40 | 28,91 | 12 |
| 2022 | 631 | 18.697,37 | 29,63 | 13 |
| 2023 | 799 | 23.642,60 | 29,59 | 17 |
| 2024 | 917 | 30.107,02 | 32,83 | 18 |
| totale | 15.378 | 438.005,82 | 28,48 | 224 |