| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 29 | 777,23 | 26,80 | 1 |
| 2007 | 282 | 8.910,54 | 31,60 | 2 |
| 2008 | 452 | 9.633,64 | 21,31 | 2 |
| 2009 | 252 | 7.425,94 | 29,47 | 3 |
| 2010 | 194 | 5.404,68 | 27,86 | 3 |
| 2011 | 205 | 5.217,46 | 25,45 | 2 |
| 2012 | 173 | 4.996,28 | 28,88 | 3 |
| 2013 | 538 | 13.532,55 | 25,15 | 3 |
| 2014 | 451 | 15.220,61 | 33,75 | 4 |
| 2015 | 441 | 13.948,49 | 31,63 | 3 |
| 2016 | 349 | 10.755,00 | 30,82 | 2 |
| 2017 | 304 | 10.242,56 | 33,69 | 2 |
| 2018 | 295 | 9.269,76 | 31,42 | 2 |
| 2019 | 232 | 8.213,43 | 35,40 | 2 |
| 2020 | 271 | 8.294,88 | 30,61 | 2 |
| 2021 | 268 | 8.649,96 | 32,28 | 2 |
| 2022 | 225 | 7.952,70 | 35,35 | 2 |
| 2023 | 194 | 6.354,10 | 32,75 | 2 |
| 2024 | 123 | 4.868,36 | 39,58 | 2 |
| totale | 5.278 | 159.668,17 | 30,25 | 44 |