| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 340 | 11.376,04 | 33,46 | 3 |
| 2007 | 62 | 2.465,14 | 39,76 | 2 |
| 2008 | 119 | 4.091,04 | 34,38 | 3 |
| 2009 | 198 | 6.488,59 | 32,77 | 4 |
| 2010 | 343 | 10.680,76 | 31,14 | 5 |
| 2011 | 387 | 11.523,80 | 29,78 | 4 |
| 2012 | 410 | 12.115,72 | 29,55 | 5 |
| 2013 | 415 | 11.883,02 | 28,63 | 7 |
| 2014 | 383 | 14.292,32 | 37,32 | 7 |
| 2015 | 345 | 13.145,90 | 38,10 | 5 |
| 2016 | 250 | 10.282,32 | 41,13 | 5 |
| 2017 | 217 | 9.812,68 | 45,22 | 5 |
| 2018 | 209 | 9.104,50 | 43,56 | 5 |
| 2019 | 192 | 8.012,18 | 41,73 | 5 |
| 2020 | 164 | 6.762,91 | 41,24 | 5 |
| 2021 | 154 | 6.699,86 | 43,51 | 6 |
| 2022 | 76 | 2.989,48 | 39,34 | 4 |
| 2023 | 98 | 3.455,46 | 35,26 | 5 |
| 2024 | 114 | 3.828,97 | 33,59 | 5 |
| totale | 4.476 | 159.010,69 | 35,53 | 90 |