| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 306 | 11.382,94 | 37,20 | 2 |
| 2007 | 178 | 6.667,51 | 37,46 | 4 |
| 2008 | 258 | 8.147,42 | 31,58 | 4 |
| 2009 | 324 | 9.774,66 | 30,17 | 8 |
| 2010 | 330 | 9.027,98 | 27,36 | 8 |
| 2011 | 234 | 6.112,67 | 26,12 | 4 |
| 2012 | 371 | 10.671,95 | 28,77 | 7 |
| 2013 | 344 | 8.895,05 | 25,86 | 7 |
| 2014 | 291 | 9.178,60 | 31,54 | 6 |
| 2015 | 266 | 8.919,65 | 33,53 | 6 |
| 2016 | 232 | 8.201,78 | 35,35 | 5 |
| 2017 | 250 | 8.403,53 | 33,61 | 5 |
| 2018 | 298 | 9.539,39 | 32,01 | 7 |
| 2019 | 287 | 11.247,33 | 39,19 | 8 |
| 2020 | 274 | 10.435,94 | 38,09 | 8 |
| 2021 | 313 | 12.992,56 | 41,51 | 10 |
| 2022 | 243 | 10.045,82 | 41,34 | 11 |
| 2023 | 323 | 12.561,98 | 38,89 | 12 |
| 2024 | 385 | 15.199,04 | 39,48 | 14 |
| totale | 5.507 | 187.405,80 | 34,03 | 136 |