| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 589 | 12.903,92 | 21,91 | 2 |
| 2007 | 515 | 12.688,77 | 24,64 | 1 |
| 2008 | 484 | 12.340,51 | 25,50 | 1 |
| 2009 | 431 | 10.931,72 | 25,36 | 2 |
| 2010 | 462 | 9.666,44 | 20,92 | 3 |
| 2011 | 241 | 3.556,09 | 14,76 | 2 |
| 2012 | 236 | 4.275,95 | 18,12 | 3 |
| 2013 | 241 | 4.819,18 | 20,00 | 3 |
| 2014 | 236 | 5.854,97 | 24,81 | 3 |
| 2015 | 438 | 9.668,56 | 22,07 | 4 |
| 2016 | 328 | 8.338,35 | 25,42 | 5 |
| 2017 | 221 | 4.818,80 | 21,80 | 3 |
| 2018 | 187 | 4.584,01 | 24,51 | 4 |
| 2019 | 201 | 4.960,38 | 24,68 | 4 |
| 2020 | 208 | 5.716,58 | 27,48 | 4 |
| 2021 | 161 | 4.030,16 | 25,03 | 3 |
| 2022 | 142 | 3.752,18 | 26,42 | 3 |
| 2023 | 164 | 3.739,02 | 22,80 | 3 |
| 2024 | 120 | 3.219,99 | 26,83 | 5 |
| totale | 5.605 | 129.865,58 | 23,17 | 58 |