| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 3.599 | 116.074,72 | 32,25 | 16 |
| 2007 | 2.339 | 90.599,64 | 38,73 | 14 |
| 2008 | 1.940 | 76.430,82 | 39,40 | 18 |
| 2009 | 2.256 | 82.785,34 | 36,70 | 21 |
| 2010 | 2.569 | 83.132,44 | 32,36 | 19 |
| 2011 | 2.322 | 69.329,19 | 29,86 | 14 |
| 2012 | 2.774 | 88.837,13 | 32,02 | 23 |
| 2013 | 2.909 | 87.406,72 | 30,05 | 21 |
| 2014 | 2.993 | 115.442,46 | 38,57 | 21 |
| 2015 | 3.039 | 118.126,20 | 38,87 | 21 |
| 2016 | 3.130 | 129.542,94 | 41,39 | 24 |
| 2017 | 3.255 | 129.702,52 | 39,85 | 26 |
| 2018 | 3.217 | 124.821,55 | 38,80 | 30 |
| 2019 | 3.221 | 127.661,10 | 39,63 | 31 |
| 2020 | 2.979 | 133.177,86 | 44,71 | 34 |
| 2021 | 3.141 | 146.395,55 | 46,61 | 36 |
| 2022 | 3.295 | 148.361,28 | 45,03 | 33 |
| 2023 | 3.622 | 159.031,02 | 43,91 | 40 |
| 2024 | 3.728 | 145.449,20 | 39,02 | 45 |
| totale | 56.328 | 2.172.307,68 | 38,57 | 487 |