| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 673 | 12.826,78 | 19,06 | 3 |
| 2007 | 514 | 11.983,21 | 23,31 | 1 |
| 2008 | 519 | 12.005,49 | 23,13 | 1 |
| 2009 | 752 | 17.334,11 | 23,05 | 4 |
| 2010 | 1.360 | 27.835,22 | 20,47 | 5 |
| 2011 | 1.436 | 28.019,38 | 19,51 | 1 |
| 2012 | 1.850 | 40.338,52 | 21,80 | 6 |
| 2013 | 241 | 5.794,96 | 24,05 | 5 |
| 2014 | 252 | 7.469,02 | 29,64 | 5 |
| 2015 | 267 | 8.365,70 | 31,33 | 5 |
| 2016 | 247 | 7.557,11 | 30,60 | 4 |
| 2017 | 517 | 13.378,43 | 25,88 | 5 |
| 2018 | 499 | 12.889,20 | 25,83 | 5 |
| 2019 | 441 | 11.484,64 | 26,04 | 6 |
| 2020 | 443 | 11.323,27 | 25,56 | 6 |
| 2021 | 466 | 10.387,94 | 22,29 | 6 |
| 2022 | 380 | 9.165,92 | 24,12 | 6 |
| 2023 | 367 | 9.114,56 | 24,84 | 6 |
| 2024 | 392 | 9.873,82 | 25,19 | 6 |
| totale | 11.616 | 267.147,28 | 23,00 | 86 |