| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 240 | 3.915,61 | 16,32 | 1 |
| 2009 | 59 | 752,24 | 12,75 | 2 |
| 2010 | 91 | 1.172,35 | 12,88 | 2 |
| 2011 | 27 | 450,62 | 16,69 | 1 |
| 2012 | 121 | 2.387,90 | 19,73 | 2 |
| 2013 | 133 | 2.914,55 | 21,91 | 2 |
| 2014 | 130 | 3.625,63 | 27,89 | 2 |
| 2015 | 141 | 4.011,15 | 28,45 | 2 |
| 2016 | 117 | 3.588,10 | 30,67 | 2 |
| 2017 | 102 | 2.914,84 | 28,58 | 2 |
| 2018 | 96 | 2.668,58 | 27,80 | 2 |
| 2019 | 88 | 2.583,52 | 29,36 | 2 |
| 2020 | 99 | 3.588,02 | 36,24 | 2 |
| 2021 | 110 | 4.132,20 | 37,57 | 2 |
| 2022 | 107 | 4.921,65 | 46,00 | 2 |
| 2023 | 115 | 6.048,24 | 52,59 | 3 |
| 2024 | 118 | 4.472,83 | 37,91 | 4 |
| totale | 1.894 | 54.148,03 | 28,59 | 35 |