| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 400 | 7.469,80 | 18,67 | 2 |
| 2007 | 362 | 8.377,44 | 23,14 | 2 |
| 2008 | 854 | 15.215,50 | 17,82 | 3 |
| 2009 | 988 | 17.932,28 | 18,15 | 5 |
| 2010 | 317 | 6.856,93 | 21,63 | 5 |
| 2011 | 298 | 5.645,44 | 18,94 | 3 |
| 2012 | 284 | 5.827,55 | 20,52 | 3 |
| 2013 | 336 | 8.745,61 | 26,03 | 5 |
| 2014 | 323 | 9.030,45 | 27,96 | 7 |
| 2015 | 582 | 13.936,49 | 23,95 | 4 |
| 2016 | 956 | 21.319,81 | 22,30 | 7 |
| 2017 | 804 | 16.670,32 | 20,73 | 7 |
| 2018 | 889 | 20.087,43 | 22,60 | 9 |
| 2019 | 986 | 20.175,24 | 20,46 | 10 |
| 2020 | 991 | 21.365,72 | 21,56 | 12 |
| 2021 | 927 | 20.798,67 | 22,44 | 15 |
| 2022 | 1.108 | 26.070,98 | 23,53 | 18 |
| 2023 | 1.576 | 33.535,76 | 21,28 | 22 |
| 2024 | 1.860 | 37.957,01 | 20,41 | 22 |
| totale | 14.841 | 317.018,43 | 21,36 | 161 |