| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.024 | 25.278,95 | 24,69 | 3 |
| 2007 | 963 | 27.859,78 | 28,93 | 2 |
| 2008 | 870 | 26.323,72 | 30,26 | 2 |
| 2009 | 290 | 9.318,39 | 32,13 | 2 |
| 2010 | 1.016 | 26.713,66 | 26,29 | 5 |
| 2011 | 234 | 7.794,93 | 33,31 | 3 |
| 2012 | 557 | 13.148,40 | 23,61 | 3 |
| 2013 | 524 | 12.083,79 | 23,06 | 4 |
| 2014 | 497 | 14.759,81 | 29,70 | 4 |
| 2015 | 447 | 13.725,06 | 30,70 | 3 |
| 2016 | 473 | 15.897,09 | 33,61 | 3 |
| 2017 | 486 | 15.309,22 | 31,50 | 4 |
| 2018 | 356 | 11.578,96 | 32,53 | 5 |
| 2019 | 260 | 9.214,56 | 35,44 | 4 |
| 2020 | 237 | 8.182,61 | 34,53 | 5 |
| 2021 | 215 | 6.785,40 | 31,56 | 5 |
| 2022 | 214 | 7.983,95 | 37,31 | 5 |
| 2023 | 260 | 10.188,04 | 39,18 | 7 |
| 2024 | 265 | 9.985,14 | 37,68 | 8 |
| totale | 9.188 | 272.131,46 | 29,62 | 77 |