| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 336 | 4.397,63 | 13,09 | 2 |
| 2007 | 209 | 3.087,84 | 14,77 | 1 |
| 2008 | 234 | 3.681,22 | 15,73 | 1 |
| 2009 | 254 | 3.609,13 | 14,21 | 3 |
| 2010 | 248 | 2.834,25 | 11,43 | 2 |
| 2011 | 228 | 2.586,29 | 11,34 | 1 |
| 2012 | 186 | 2.430,15 | 13,07 | 3 |
| 2013 | 235 | 2.891,65 | 12,30 | 3 |
| 2014 | 229 | 3.609,79 | 15,76 | 2 |
| 2015 | 208 | 3.621,05 | 17,41 | 2 |
| 2016 | 193 | 3.226,54 | 16,72 | 3 |
| 2017 | 186 | 3.092,01 | 16,62 | 3 |
| 2018 | 165 | 2.888,31 | 17,50 | 3 |
| 2019 | 167 | 2.819,84 | 16,89 | 4 |
| 2020 | 241 | 4.716,81 | 19,57 | 4 |
| 2021 | 180 | 4.078,29 | 22,66 | 4 |
| 2022 | 144 | 2.917,23 | 20,26 | 4 |
| 2023 | 146 | 2.956,31 | 20,25 | 5 |
| 2024 | 170 | 3.637,03 | 21,39 | 5 |
| totale | 3.959 | 63.081,37 | 15,93 | 55 |