| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 429 | 12.195,38 | 28,43 | 3 |
| 2007 | 158 | 4.695,57 | 29,72 | 3 |
| 2008 | 95 | 2.545,19 | 26,79 | 2 |
| 2009 | 284 | 8.601,12 | 30,29 | 4 |
| 2010 | 278 | 7.015,64 | 25,24 | 3 |
| 2011 | 87 | 2.036,82 | 23,41 | 2 |
| 2012 | 355 | 9.645,18 | 27,17 | 3 |
| 2013 | 339 | 8.036,19 | 23,71 | 4 |
| 2014 | 288 | 9.191,24 | 31,91 | 4 |
| 2015 | 262 | 9.190,61 | 35,08 | 3 |
| 2016 | 286 | 8.729,23 | 30,52 | 3 |
| 2017 | 267 | 8.931,59 | 33,45 | 3 |
| 2018 | 241 | 8.633,03 | 35,82 | 3 |
| 2019 | 260 | 9.191,95 | 35,35 | 3 |
| 2020 | 272 | 11.495,49 | 42,26 | 3 |
| 2021 | 279 | 11.986,76 | 42,96 | 3 |
| 2022 | 282 | 12.504,23 | 44,34 | 3 |
| 2023 | 254 | 12.061,37 | 47,49 | 3 |
| 2024 | 232 | 7.913,55 | 34,11 | 5 |
| totale | 4.948 | 164.600,14 | 33,27 | 60 |