| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 53 | 1.328,52 | 25,07 | 1 |
| 2007 | 13 | 870,25 | 66,94 | 1 |
| 2008 | 75 | 1.965,82 | 26,21 | 3 |
| 2009 | 68 | 1.847,16 | 27,16 | 4 |
| 2010 | 56 | 1.189,51 | 21,24 | 3 |
| 2011 | 44 | 1.053,36 | 23,94 | 2 |
| 2012 | 51 | 1.452,33 | 28,48 | 2 |
| 2013 | 72 | 1.820,59 | 25,29 | 4 |
| 2014 | 65 | 1.891,22 | 29,10 | 3 |
| 2015 | 77 | 2.262,39 | 29,38 | 4 |
| 2016 | 87 | 2.575,87 | 29,61 | 4 |
| 2017 | 102 | 2.980,83 | 29,22 | 5 |
| 2018 | 101 | 2.669,38 | 26,43 | 5 |
| 2019 | 118 | 2.977,04 | 25,23 | 5 |
| 2020 | 108 | 2.963,32 | 27,44 | 5 |
| 2021 | 105 | 2.962,83 | 28,22 | 4 |
| 2022 | 113 | 3.124,58 | 27,65 | 4 |
| 2023 | 107 | 3.542,58 | 33,11 | 5 |
| 2024 | 101 | 3.202,61 | 31,71 | 7 |
| totale | 1.516 | 42.680,19 | 28,15 | 71 |