| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 88 | 2.351,44 | 26,72 | 1 |
| 2009 | 22 | 616,04 | 28,00 | 2 |
| 2010 | 87 | 2.314,48 | 26,60 | 2 |
| 2011 | 70 | 1.825,86 | 26,08 | 1 |
| 2012 | 112 | 2.639,62 | 23,57 | 2 |
| 2013 | 196 | 4.204,70 | 21,45 | 3 |
| 2014 | 137 | 3.675,08 | 26,83 | 3 |
| 2015 | 123 | 3.808,36 | 30,96 | 3 |
| 2016 | 113 | 3.355,14 | 29,69 | 3 |
| 2017 | 114 | 2.774,45 | 24,34 | 3 |
| 2018 | 122 | 3.098,40 | 25,40 | 3 |
| 2019 | 135 | 3.696,04 | 27,38 | 3 |
| 2020 | 116 | 3.270,62 | 28,20 | 3 |
| 2021 | 111 | 3.018,76 | 27,20 | 3 |
| 2022 | 24 | 851,03 | 35,46 | 2 |
| 2023 | 36 | 1.918,58 | 53,29 | 2 |
| 2024 | 38 | 1.020,64 | 26,86 | 2 |
| totale | 1.644 | 44.439,24 | 27,03 | 41 |