| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 912 | 18.144,91 | 19,90 | 2 |
| 2007 | 230 | 7.492,46 | 32,58 | 1 |
| 2008 | 307 | 10.182,22 | 33,17 | 1 |
| 2009 | 655 | 13.567,11 | 20,71 | 2 |
| 2010 | 731 | 13.350,87 | 18,26 | 4 |
| 2011 | 293 | 6.617,87 | 22,59 | 1 |
| 2012 | 671 | 19.772,09 | 29,47 | 4 |
| 2013 | 790 | 19.482,36 | 24,66 | 7 |
| 2014 | 756 | 25.164,65 | 33,29 | 7 |
| 2015 | 772 | 29.129,81 | 37,73 | 7 |
| 2016 | 752 | 27.707,79 | 36,85 | 8 |
| 2017 | 730 | 28.092,91 | 38,48 | 10 |
| 2018 | 728 | 26.568,00 | 36,49 | 10 |
| 2019 | 733 | 28.977,10 | 39,53 | 11 |
| 2020 | 781 | 27.449,80 | 35,15 | 11 |
| 2021 | 760 | 28.462,51 | 37,45 | 12 |
| 2022 | 713 | 26.864,83 | 37,68 | 12 |
| 2023 | 659 | 23.249,17 | 35,28 | 12 |
| 2024 | 659 | 23.250,21 | 35,28 | 11 |
| totale | 12.632 | 403.526,67 | 31,94 | 133 |