| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 143 | 4.457,33 | 31,17 | 3 |
| 2007 | 81 | 4.605,32 | 56,86 | 4 |
| 2008 | 96 | 4.846,27 | 50,48 | 4 |
| 2009 | 108 | 4.989,49 | 46,20 | 4 |
| 2010 | 121 | 5.608,21 | 46,35 | 4 |
| 2011 | 128 | 5.241,66 | 40,95 | 3 |
| 2012 | 196 | 8.236,33 | 42,02 | 5 |
| 2013 | 197 | 8.876,61 | 45,06 | 6 |
| 2014 | 206 | 11.833,43 | 57,44 | 6 |
| 2015 | 212 | 8.340,71 | 39,34 | 7 |
| 2016 | 197 | 7.430,00 | 37,72 | 4 |
| 2017 | 192 | 7.956,15 | 41,44 | 3 |
| 2018 | 173 | 7.032,73 | 40,65 | 3 |
| 2019 | 199 | 7.748,40 | 38,94 | 4 |
| 2020 | 201 | 7.539,11 | 37,51 | 4 |
| 2021 | 219 | 8.296,35 | 37,88 | 4 |
| 2022 | 198 | 7.796,55 | 39,38 | 4 |
| 2023 | 207 | 8.586,35 | 41,48 | 6 |
| 2024 | 239 | 9.306,76 | 38,94 | 6 |
| totale | 3.313 | 138.727,76 | 41,87 | 84 |