| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 263 | 6.132,86 | 23,32 | 2 |
| 2007 | 64 | 1.557,67 | 24,34 | 1 |
| 2008 | 151 | 3.275,45 | 21,69 | 1 |
| 2009 | 190 | 4.096,42 | 21,56 | 2 |
| 2010 | 204 | 3.447,43 | 16,90 | 2 |
| 2011 | 149 | 2.457,91 | 16,50 | 1 |
| 2012 | 223 | 4.171,87 | 18,71 | 2 |
| 2013 | 257 | 4.993,25 | 19,43 | 2 |
| 2014 | 339 | 7.604,48 | 22,43 | 3 |
| 2015 | 236 | 5.314,12 | 22,52 | 2 |
| 2016 | 211 | 4.955,24 | 23,48 | 2 |
| 2017 | 210 | 5.066,34 | 24,13 | 2 |
| 2018 | 266 | 5.935,89 | 22,32 | 3 |
| 2019 | 336 | 7.298,77 | 21,72 | 3 |
| 2020 | 376 | 9.672,46 | 25,72 | 3 |
| 2021 | 412 | 9.058,05 | 21,99 | 3 |
| 2022 | 367 | 8.845,05 | 24,10 | 3 |
| 2023 | 335 | 8.110,39 | 24,21 | 3 |
| 2024 | 408 | 8.849,89 | 21,69 | 3 |
| totale | 4.997 | 110.843,54 | 22,18 | 43 |