| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.725 | 43.527,99 | 25,23 | 5 |
| 2007 | 1.230 | 31.999,32 | 26,02 | 4 |
| 2008 | 1.295 | 36.513,07 | 28,20 | 6 |
| 2009 | 1.398 | 40.009,05 | 28,62 | 8 |
| 2010 | 1.431 | 31.098,45 | 21,73 | 7 |
| 2011 | 1.249 | 27.587,77 | 22,09 | 5 |
| 2012 | 1.291 | 35.424,60 | 27,44 | 10 |
| 2013 | 1.182 | 30.000,55 | 25,38 | 10 |
| 2014 | 1.090 | 38.453,13 | 35,28 | 10 |
| 2015 | 1.072 | 37.671,86 | 35,14 | 9 |
| 2016 | 1.000 | 44.487,11 | 44,49 | 10 |
| 2017 | 1.072 | 39.027,22 | 36,41 | 11 |
| 2018 | 982 | 34.687,70 | 35,32 | 12 |
| 2019 | 911 | 38.746,45 | 42,53 | 12 |
| 2020 | 877 | 35.067,84 | 39,99 | 13 |
| 2021 | 835 | 49.526,04 | 59,31 | 13 |
| 2022 | 738 | 25.441,39 | 34,47 | 13 |
| 2023 | 719 | 21.613,37 | 30,06 | 12 |
| 2024 | 704 | 21.005,57 | 29,84 | 12 |
| totale | 20.801 | 661.888,48 | 31,82 | 182 |