| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 657 | 13.864,51 | 21,10 | 6 |
| 2007 | 147 | 4.412,36 | 30,02 | 5 |
| 2008 | 265 | 7.382,23 | 27,86 | 5 |
| 2009 | 379 | 9.273,53 | 24,47 | 6 |
| 2010 | 585 | 11.185,17 | 19,12 | 5 |
| 2011 | 333 | 6.536,50 | 19,63 | 5 |
| 2012 | 655 | 12.826,37 | 19,58 | 7 |
| 2013 | 624 | 12.119,80 | 19,42 | 6 |
| 2014 | 683 | 16.550,25 | 24,23 | 7 |
| 2015 | 736 | 16.847,09 | 22,89 | 8 |
| 2016 | 806 | 18.253,20 | 22,65 | 9 |
| 2017 | 800 | 19.764,81 | 24,71 | 9 |
| 2018 | 796 | 18.810,74 | 23,63 | 8 |
| 2019 | 950 | 22.659,26 | 23,85 | 9 |
| 2020 | 889 | 23.579,28 | 26,52 | 9 |
| 2021 | 925 | 27.546,28 | 29,78 | 9 |
| 2022 | 909 | 29.804,93 | 32,79 | 9 |
| 2023 | 920 | 28.447,73 | 30,92 | 9 |
| 2024 | 902 | 24.441,51 | 27,10 | 9 |
| totale | 12.961 | 324.305,55 | 25,02 | 140 |