| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 965 | 18.617,33 | 19,29 | 2 |
| 2007 | 574 | 13.634,33 | 23,75 | 3 |
| 2008 | 530 | 11.584,75 | 21,86 | 4 |
| 2009 | 1.232 | 22.306,46 | 18,11 | 7 |
| 2010 | 1.561 | 30.543,74 | 19,57 | 13 |
| 2011 | 1.707 | 30.312,18 | 17,76 | 12 |
| 2012 | 1.536 | 28.609,72 | 18,63 | 12 |
| 2013 | 4.317 | 81.123,13 | 18,79 | 14 |
| 2014 | 4.877 | 118.545,20 | 24,31 | 21 |
| 2015 | 5.341 | 125.454,58 | 23,49 | 15 |
| 2016 | 6.707 | 162.601,40 | 24,24 | 20 |
| 2017 | 5.256 | 138.635,46 | 26,38 | 18 |
| 2018 | 5.001 | 136.678,57 | 27,33 | 20 |
| 2019 | 4.791 | 124.803,06 | 26,05 | 21 |
| 2020 | 4.221 | 120.858,21 | 28,63 | 23 |
| 2021 | 3.982 | 114.449,86 | 28,74 | 22 |
| 2022 | 4.285 | 124.429,53 | 29,04 | 21 |
| 2023 | 5.154 | 137.812,57 | 26,74 | 29 |
| 2024 | 5.310 | 136.110,60 | 25,63 | 35 |
| totale | 67.347 | 1.677.110,68 | 24,90 | 312 |