| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 160 | 2.938,60 | 18,37 | 1 |
| 2007 | 177 | 3.370,42 | 19,04 | 1 |
| 2008 | 178 | 3.608,52 | 20,27 | 1 |
| 2009 | 217 | 3.990,27 | 18,39 | 2 |
| 2010 | 259 | 4.478,52 | 17,29 | 2 |
| 2011 | 252 | 4.192,87 | 16,64 | 1 |
| 2012 | 238 | 4.197,47 | 17,64 | 3 |
| 2013 | 311 | 5.572,88 | 17,92 | 4 |
| 2014 | 324 | 6.938,86 | 21,42 | 4 |
| 2015 | 281 | 6.192,00 | 22,04 | 3 |
| 2016 | 288 | 6.831,79 | 23,72 | 4 |
| 2017 | 262 | 5.656,08 | 21,59 | 4 |
| 2018 | 280 | 6.283,22 | 22,44 | 4 |
| 2019 | 292 | 6.882,10 | 23,57 | 4 |
| 2020 | 284 | 7.101,89 | 25,01 | 4 |
| 2021 | 202 | 4.697,48 | 23,25 | 3 |
| 2022 | 212 | 5.059,90 | 23,87 | 3 |
| 2023 | 214 | 4.852,79 | 22,68 | 3 |
| 2024 | 239 | 5.462,63 | 22,86 | 4 |
| totale | 4.670 | 98.308,29 | 21,05 | 55 |