| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 132 | 2.067,63 | 15,66 | 1 |
| 2008 | 58 | 1.733,11 | 29,88 | 2 |
| 2009 | 87 | 1.639,96 | 18,85 | 2 |
| 2010 | 73 | 933,96 | 12,79 | 1 |
| 2012 | 79 | 1.057,91 | 13,39 | 1 |
| 2013 | 94 | 1.844,30 | 19,62 | 3 |
| 2014 | 106 | 2.337,88 | 22,06 | 3 |
| 2015 | 235 | 5.256,04 | 22,37 | 4 |
| 2016 | 237 | 5.438,83 | 22,95 | 4 |
| 2017 | 252 | 5.437,42 | 21,58 | 5 |
| 2018 | 211 | 4.790,91 | 22,71 | 5 |
| 2019 | 254 | 5.962,61 | 23,47 | 5 |
| 2020 | 227 | 5.354,33 | 23,59 | 5 |
| 2021 | 218 | 5.144,69 | 23,60 | 5 |
| 2022 | 170 | 3.993,92 | 23,49 | 5 |
| 2023 | 177 | 3.592,69 | 20,30 | 5 |
| 2024 | 148 | 2.937,48 | 19,85 | 5 |
| totale | 2.758 | 59.523,67 | 21,58 | 61 |