| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 291 | 6.735,80 | 23,15 | 2 |
| 2007 | 240 | 6.899,41 | 28,75 | 1 |
| 2008 | 273 | 7.870,51 | 28,83 | 1 |
| 2009 | 249 | 6.599,44 | 26,50 | 2 |
| 2010 | 226 | 4.929,95 | 21,81 | 2 |
| 2011 | 207 | 4.957,58 | 23,95 | 1 |
| 2012 | 220 | 6.008,66 | 27,31 | 2 |
| 2013 | 228 | 5.577,89 | 24,46 | 2 |
| 2014 | 237 | 6.820,81 | 28,78 | 2 |
| 2015 | 225 | 6.576,11 | 29,23 | 3 |
| 2016 | 203 | 6.089,41 | 30,00 | 3 |
| 2017 | 340 | 9.369,11 | 27,56 | 4 |
| 2018 | 335 | 8.697,60 | 25,96 | 3 |
| 2019 | 389 | 10.658,27 | 27,40 | 3 |
| 2020 | 344 | 9.558,65 | 27,79 | 3 |
| 2021 | 329 | 8.523,82 | 25,91 | 3 |
| 2022 | 300 | 8.015,18 | 26,72 | 3 |
| 2023 | 299 | 8.123,44 | 27,17 | 3 |
| 2024 | 301 | 8.186,81 | 27,20 | 5 |
| totale | 5.236 | 140.198,45 | 26,78 | 48 |