| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 101 | 1.319,43 | 13,06 | 2 |
| 2007 | 64 | 1.267,88 | 19,81 | 1 |
| 2008 | 108 | 1.730,18 | 16,02 | 1 |
| 2009 | 101 | 1.419,75 | 14,06 | 2 |
| 2010 | 150 | 2.790,32 | 18,60 | 2 |
| 2011 | 134 | 2.619,72 | 19,55 | 1 |
| 2012 | 205 | 3.412,43 | 16,65 | 2 |
| 2013 | 223 | 3.770,53 | 16,91 | 2 |
| 2014 | 223 | 5.154,27 | 23,11 | 2 |
| 2015 | 234 | 5.282,84 | 22,58 | 2 |
| 2016 | 234 | 4.736,12 | 20,24 | 2 |
| 2017 | 267 | 5.297,13 | 19,84 | 2 |
| 2018 | 259 | 5.847,47 | 22,58 | 2 |
| 2019 | 275 | 6.511,88 | 23,68 | 2 |
| 2020 | 272 | 7.062,84 | 25,97 | 2 |
| 2021 | 251 | 5.833,14 | 23,24 | 2 |
| 2022 | 261 | 6.297,31 | 24,13 | 2 |
| 2023 | 250 | 5.513,30 | 22,05 | 2 |
| 2024 | 315 | 6.742,72 | 21,41 | 3 |
| totale | 3.927 | 82.609,26 | 21,04 | 36 |