| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 399 | 9.771,77 | 24,49 | 2 |
| 2008 | 44 | 912,80 | 20,75 | 1 |
| 2009 | 108 | 3.082,98 | 28,55 | 2 |
| 2010 | 70 | 1.889,27 | 26,99 | 1 |
| 2011 | 97 | 1.762,43 | 18,17 | 2 |
| 2012 | 134 | 3.479,02 | 25,96 | 4 |
| 2013 | 131 | 3.057,20 | 23,34 | 3 |
| 2014 | 181 | 4.620,57 | 25,53 | 3 |
| 2015 | 219 | 6.980,77 | 31,88 | 3 |
| 2016 | 245 | 6.989,05 | 28,53 | 4 |
| 2017 | 199 | 5.613,30 | 28,21 | 4 |
| 2018 | 156 | 4.431,75 | 28,41 | 3 |
| 2019 | 160 | 4.761,53 | 29,76 | 3 |
| 2020 | 163 | 4.943,66 | 30,33 | 3 |
| 2021 | 131 | 3.837,22 | 29,29 | 3 |
| 2022 | 124 | 4.104,24 | 33,10 | 3 |
| 2023 | 244 | 7.294,38 | 29,90 | 4 |
| 2024 | 361 | 9.610,66 | 26,62 | 6 |
| totale | 3.166 | 87.142,60 | 27,52 | 54 |