| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 88 | 1.807,41 | 20,54 | 1 |
| 2007 | 260 | 5.504,74 | 21,17 | 1 |
| 2008 | 382 | 7.407,70 | 19,39 | 2 |
| 2009 | 157 | 3.920,83 | 24,97 | 2 |
| 2010 | 406 | 8.203,08 | 20,20 | 3 |
| 2011 | 231 | 5.092,15 | 22,04 | 3 |
| 2012 | 291 | 6.313,38 | 21,70 | 3 |
| 2013 | 314 | 6.281,96 | 20,01 | 3 |
| 2014 | 326 | 8.679,19 | 26,62 | 3 |
| 2015 | 247 | 5.864,89 | 23,74 | 3 |
| 2016 | 154 | 3.988,25 | 25,90 | 3 |
| 2017 | 154 | 4.025,40 | 26,14 | 3 |
| 2018 | 136 | 3.347,64 | 24,62 | 3 |
| 2019 | 180 | 4.815,80 | 26,75 | 3 |
| 2020 | 192 | 5.989,90 | 31,20 | 4 |
| 2021 | 137 | 3.835,11 | 27,99 | 4 |
| 2022 | 94 | 2.289,39 | 24,36 | 3 |
| 2023 | 126 | 3.250,19 | 25,80 | 6 |
| 2024 | 262 | 6.363,29 | 24,29 | 8 |
| totale | 4.137 | 96.980,30 | 23,44 | 61 |