| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 18 | 326,83 | 18,16 | 1 |
| 2009 | 3 | 147,32 | 49,11 | 1 |
| 2010 | 3 | 55,46 | 18,49 | 1 |
| 2011 | 206 | 3.713,20 | 18,03 | 1 |
| 2012 | 204 | 3.906,53 | 19,15 | 2 |
| 2013 | 230 | 4.055,16 | 17,63 | 2 |
| 2014 | 232 | 5.274,37 | 22,73 | 2 |
| 2015 | 241 | 5.627,74 | 23,35 | 2 |
| 2016 | 225 | 5.308,24 | 23,59 | 4 |
| 2017 | 215 | 5.003,00 | 23,27 | 4 |
| 2018 | 179 | 4.218,90 | 23,57 | 4 |
| 2019 | 187 | 4.223,42 | 22,59 | 4 |
| 2020 | 178 | 4.629,17 | 26,01 | 4 |
| 2021 | 170 | 4.272,80 | 25,13 | 4 |
| 2022 | 146 | 4.616,49 | 31,62 | 3 |
| 2023 | 159 | 4.591,13 | 28,88 | 3 |
| 2024 | 143 | 3.456,79 | 24,17 | 4 |
| totale | 2.739 | 63.426,55 | 23,16 | 46 |