| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 113 | 2.972,44 | 26,30 | 2 |
| 2007 | 42 | 1.637,54 | 38,99 | 1 |
| 2008 | 70 | 3.433,44 | 49,05 | 2 |
| 2009 | 118 | 3.678,77 | 31,18 | 3 |
| 2010 | 169 | 3.483,72 | 20,61 | 3 |
| 2011 | 193 | 3.848,39 | 19,94 | 2 |
| 2012 | 195 | 4.254,24 | 21,82 | 4 |
| 2013 | 224 | 4.428,88 | 19,77 | 3 |
| 2014 | 215 | 5.405,32 | 25,14 | 3 |
| 2015 | 228 | 5.576,94 | 24,46 | 5 |
| 2016 | 242 | 6.323,17 | 26,13 | 3 |
| 2017 | 210 | 5.167,54 | 24,61 | 4 |
| 2018 | 184 | 4.537,23 | 24,66 | 4 |
| 2019 | 177 | 4.350,62 | 24,58 | 4 |
| 2020 | 146 | 4.477,25 | 30,67 | 4 |
| 2021 | 145 | 4.418,19 | 30,47 | 4 |
| 2022 | 141 | 4.026,99 | 28,56 | 4 |
| 2023 | 131 | 3.787,58 | 28,91 | 4 |
| 2024 | 158 | 4.178,23 | 26,44 | 6 |
| totale | 3.101 | 79.986,48 | 25,79 | 65 |