| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 410 | 6.033,66 | 14,72 | 1 |
| 2007 | 39 | 564,35 | 14,47 | 1 |
| 2008 | 33 | 478,42 | 14,50 | 1 |
| 2009 | 217 | 3.075,31 | 14,17 | 1 |
| 2010 | 196 | 2.446,26 | 12,48 | 2 |
| 2011 | 41 | 395,72 | 9,65 | 1 |
| 2012 | 193 | 2.793,70 | 14,48 | 2 |
| 2013 | 148 | 2.096,53 | 14,17 | 2 |
| 2014 | 168 | 2.885,30 | 17,17 | 2 |
| 2015 | 176 | 3.317,50 | 18,85 | 2 |
| 2016 | 160 | 3.007,50 | 18,80 | 2 |
| 2017 | 142 | 2.855,69 | 20,11 | 2 |
| 2018 | 138 | 3.333,11 | 24,15 | 3 |
| 2019 | 136 | 3.331,03 | 24,49 | 3 |
| 2020 | 141 | 3.424,25 | 24,29 | 3 |
| 2021 | 123 | 2.485,00 | 20,20 | 2 |
| 2022 | 97 | 2.284,44 | 23,55 | 1 |
| 2023 | 93 | 2.811,46 | 30,23 | 2 |
| 2024 | 87 | 2.661,25 | 30,59 | 3 |
| totale | 2.738 | 50.280,48 | 18,36 | 36 |