| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 266 | 6.007,27 | 22,58 | 2 |
| 2007 | 107 | 3.009,40 | 28,13 | 1 |
| 2008 | 147 | 4.232,52 | 28,79 | 1 |
| 2009 | 178 | 4.878,41 | 27,41 | 2 |
| 2010 | 268 | 6.468,24 | 24,14 | 2 |
| 2011 | 259 | 6.141,06 | 23,71 | 1 |
| 2012 | 297 | 7.235,96 | 24,36 | 3 |
| 2013 | 293 | 7.030,21 | 23,99 | 3 |
| 2014 | 31 | 680,92 | 21,97 | 3 |
| 2015 | 19 | 352,30 | 18,54 | 1 |
| 2016 | 18 | 441,88 | 24,55 | 2 |
| 2017 | 227 | 6.005,81 | 26,46 | 3 |
| 2018 | 217 | 5.571,49 | 25,68 | 3 |
| 2019 | 207 | 5.371,27 | 25,95 | 3 |
| 2020 | 239 | 6.948,82 | 29,07 | 3 |
| 2021 | 249 | 7.231,72 | 29,04 | 3 |
| 2022 | 226 | 6.210,64 | 27,48 | 3 |
| 2023 | 247 | 7.409,64 | 30,00 | 4 |
| 2024 | 259 | 7.699,57 | 29,73 | 4 |
| totale | 3.754 | 98.927,13 | 26,35 | 47 |