| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 507 | 8.568,01 | 16,90 | 2 |
| 2007 | 187 | 4.496,32 | 24,04 | 1 |
| 2008 | 228 | 4.534,81 | 19,89 | 1 |
| 2009 | 380 | 7.579,55 | 19,95 | 2 |
| 2010 | 317 | 5.169,62 | 16,31 | 2 |
| 2011 | 237 | 4.251,27 | 17,94 | 2 |
| 2012 | 383 | 6.683,71 | 17,45 | 3 |
| 2013 | 348 | 4.954,62 | 14,24 | 3 |
| 2014 | 469 | 9.602,38 | 20,47 | 3 |
| 2015 | 545 | 11.581,38 | 21,25 | 3 |
| 2016 | 466 | 9.487,44 | 20,36 | 3 |
| 2017 | 401 | 7.361,54 | 18,36 | 3 |
| 2018 | 243 | 5.196,21 | 21,38 | 2 |
| 2019 | 202 | 4.990,97 | 24,71 | 2 |
| 2020 | 217 | 5.065,04 | 23,34 | 2 |
| 2021 | 207 | 5.215,20 | 25,19 | 2 |
| 2022 | 234 | 5.408,70 | 23,11 | 2 |
| 2023 | 323 | 7.043,91 | 21,81 | 3 |
| 2024 | 273 | 5.936,78 | 21,75 | 4 |
| totale | 6.167 | 123.127,46 | 19,97 | 45 |