| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 307 | 5.873,01 | 19,13 | 2 |
| 2008 | 148 | 3.092,52 | 20,90 | 1 |
| 2009 | 187 | 3.829,21 | 20,48 | 2 |
| 2010 | 251 | 4.999,17 | 19,92 | 3 |
| 2011 | 138 | 2.444,48 | 17,71 | 1 |
| 2012 | 197 | 3.815,04 | 19,37 | 2 |
| 2013 | 178 | 3.201,54 | 17,99 | 2 |
| 2014 | 165 | 3.754,08 | 22,75 | 2 |
| 2015 | 195 | 4.484,99 | 23,00 | 2 |
| 2016 | 183 | 4.291,46 | 23,45 | 2 |
| 2017 | 212 | 5.125,55 | 24,18 | 2 |
| 2018 | 221 | 5.357,44 | 24,24 | 2 |
| 2019 | 253 | 5.911,41 | 23,37 | 2 |
| 2020 | 267 | 6.734,11 | 25,22 | 2 |
| 2021 | 291 | 6.730,66 | 23,13 | 2 |
| 2022 | 244 | 5.336,99 | 21,87 | 2 |
| 2023 | 221 | 5.012,30 | 22,68 | 2 |
| 2024 | 212 | 4.445,93 | 20,97 | 2 |
| totale | 3.870 | 84.439,89 | 21,82 | 35 |