| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.331 | 32.542,15 | 24,45 | 15 |
| 2007 | 831 | 24.494,44 | 29,48 | 13 |
| 2008 | 1.481 | 42.749,48 | 28,87 | 23 |
| 2009 | 1.354 | 40.044,36 | 29,57 | 22 |
| 2010 | 2.028 | 49.083,50 | 24,20 | 26 |
| 2011 | 2.310 | 52.469,34 | 22,71 | 24 |
| 2012 | 2.060 | 52.518,54 | 25,49 | 27 |
| 2013 | 2.329 | 58.058,55 | 24,93 | 25 |
| 2014 | 3.749 | 111.786,56 | 29,82 | 27 |
| 2015 | 3.498 | 106.300,06 | 30,39 | 29 |
| 2016 | 3.963 | 123.251,30 | 31,10 | 33 |
| 2017 | 4.461 | 136.143,37 | 30,52 | 31 |
| 2018 | 4.610 | 142.348,54 | 30,88 | 34 |
| 2019 | 4.304 | 129.128,71 | 30,00 | 39 |
| 2020 | 3.969 | 127.668,17 | 32,17 | 43 |
| 2021 | 1.887 | 62.100,11 | 32,91 | 45 |
| 2022 | 1.956 | 65.651,19 | 33,56 | 49 |
| 2023 | 2.058 | 68.484,88 | 33,28 | 49 |
| 2024 | 2.050 | 64.216,35 | 31,33 | 61 |
| totale | 50.229 | 1.489.039,60 | 29,65 | 615 |