| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 97 | 1.494,71 | 15,41 | 2 |
| 2007 | 88 | 1.449,40 | 16,47 | 1 |
| 2008 | 30 | 607,45 | 20,25 | 1 |
| 2009 | 89 | 974,47 | 10,95 | 3 |
| 2010 | 142 | 1.682,74 | 11,85 | 2 |
| 2011 | 142 | 2.020,66 | 14,23 | 1 |
| 2012 | 166 | 2.315,98 | 13,95 | 2 |
| 2013 | 175 | 2.134,58 | 12,20 | 2 |
| 2014 | 207 | 3.117,99 | 15,06 | 2 |
| 2015 | 220 | 3.219,29 | 14,63 | 2 |
| 2016 | 259 | 3.945,41 | 15,23 | 2 |
| 2017 | 270 | 3.975,13 | 14,72 | 2 |
| 2018 | 255 | 3.892,42 | 15,26 | 2 |
| 2019 | 214 | 3.260,92 | 15,24 | 2 |
| 2020 | 213 | 3.091,51 | 14,51 | 2 |
| 2021 | 293 | 4.108,18 | 14,02 | 2 |
| 2022 | 269 | 4.160,27 | 15,47 | 2 |
| 2023 | 577 | 8.141,48 | 14,11 | 3 |
| 2024 | 577 | 8.376,60 | 14,52 | 4 |
| totale | 4.283 | 61.969,19 | 14,47 | 39 |