| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 325 | 6.408,16 | 19,72 | 3 |
| 2007 | 580 | 16.387,53 | 28,25 | 3 |
| 2008 | 568 | 16.760,43 | 29,51 | 4 |
| 2009 | 541 | 14.454,97 | 26,72 | 3 |
| 2010 | 586 | 14.165,61 | 24,17 | 4 |
| 2011 | 629 | 14.462,50 | 22,99 | 4 |
| 2012 | 599 | 15.569,17 | 25,99 | 5 |
| 2013 | 711 | 17.288,72 | 24,32 | 7 |
| 2014 | 667 | 18.051,75 | 27,06 | 7 |
| 2015 | 888 | 30.080,33 | 33,87 | 8 |
| 2016 | 616 | 32.332,92 | 52,49 | 8 |
| 2017 | 660 | 27.964,61 | 42,37 | 9 |
| 2018 | 695 | 29.456,55 | 42,38 | 9 |
| 2019 | 651 | 31.094,60 | 47,76 | 9 |
| 2020 | 653 | 30.274,33 | 46,36 | 10 |
| 2021 | 614 | 24.863,93 | 40,50 | 11 |
| 2022 | 543 | 27.056,98 | 49,83 | 11 |
| 2023 | 457 | 20.661,37 | 45,21 | 11 |
| 2024 | 463 | 19.035,51 | 41,11 | 12 |
| totale | 11.446 | 406.369,97 | 35,50 | 138 |