| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 97 | 2.324,47 | 23,96 | 1 |
| 2007 | 3 | 66,61 | 22,20 | 1 |
| 2008 | 72 | 2.539,07 | 35,26 | 2 |
| 2009 | 64 | 2.388,93 | 37,33 | 2 |
| 2010 | 90 | 2.266,79 | 25,19 | 2 |
| 2011 | 1 | 17,77 | 17,77 | 1 |
| 2012 | 8 | 219,27 | 27,41 | 1 |
| 2013 | 42 | 1.132,15 | 26,96 | 2 |
| 2014 | 53 | 1.545,29 | 29,16 | 2 |
| 2015 | 43 | 1.570,83 | 36,53 | 3 |
| 2016 | 74 | 2.403,38 | 32,48 | 4 |
| 2017 | 149 | 4.091,50 | 27,46 | 4 |
| 2018 | 144 | 4.139,54 | 28,75 | 5 |
| 2019 | 188 | 5.367,86 | 28,55 | 5 |
| 2020 | 155 | 5.084,62 | 32,80 | 5 |
| 2021 | 145 | 4.255,79 | 29,35 | 4 |
| 2022 | 117 | 3.470,02 | 29,66 | 3 |
| 2023 | 93 | 2.492,61 | 26,80 | 3 |
| 2024 | 92 | 2.476,35 | 26,92 | 3 |
| totale | 1.630 | 47.852,85 | 29,36 | 53 |