| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 391 | 8.779,90 | 22,45 | 2 |
| 2007 | 75 | 1.749,53 | 23,33 | 1 |
| 2008 | 56 | 1.621,04 | 28,95 | 1 |
| 2009 | 267 | 6.452,39 | 24,17 | 2 |
| 2010 | 212 | 4.629,20 | 21,84 | 2 |
| 2011 | 35 | 929,81 | 26,57 | 1 |
| 2012 | 183 | 3.817,97 | 20,86 | 1 |
| 2013 | 184 | 4.435,95 | 24,11 | 2 |
| 2014 | 180 | 4.823,11 | 26,80 | 1 |
| 2015 | 178 | 4.414,60 | 24,80 | 1 |
| 2016 | 369 | 10.133,69 | 27,46 | 2 |
| 2017 | 387 | 10.975,49 | 28,36 | 2 |
| 2018 | 227 | 6.200,19 | 27,31 | 2 |
| 2019 | 191 | 6.287,47 | 32,92 | 2 |
| 2020 | 178 | 5.957,91 | 33,47 | 2 |
| 2021 | 189 | 6.413,58 | 33,93 | 2 |
| 2022 | 223 | 7.422,57 | 33,29 | 2 |
| 2023 | 236 | 8.283,43 | 35,10 | 3 |
| 2024 | 249 | 7.251,39 | 29,12 | 3 |
| totale | 4.010 | 110.579,22 | 27,58 | 34 |