| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 197 | 4.326,42 | 21,96 | 2 |
| 2009 | 28 | 688,56 | 24,59 | 2 |
| 2010 | 82 | 1.763,59 | 21,51 | 4 |
| 2011 | 99 | 2.413,93 | 24,38 | 3 |
| 2012 | 145 | 3.398,88 | 23,44 | 4 |
| 2013 | 166 | 4.201,44 | 25,31 | 3 |
| 2014 | 185 | 5.002,13 | 27,04 | 4 |
| 2015 | 203 | 5.922,90 | 29,18 | 4 |
| 2016 | 195 | 5.522,18 | 28,32 | 4 |
| 2017 | 193 | 5.435,62 | 28,16 | 4 |
| 2018 | 193 | 5.725,41 | 29,67 | 4 |
| 2019 | 217 | 6.532,90 | 30,11 | 4 |
| 2020 | 169 | 5.381,23 | 31,84 | 4 |
| 2021 | 180 | 5.656,32 | 31,42 | 4 |
| 2022 | 213 | 6.178,68 | 29,01 | 5 |
| 2023 | 239 | 6.588,58 | 27,57 | 5 |
| 2024 | 267 | 7.339,18 | 27,49 | 6 |
| totale | 2.971 | 82.077,95 | 27,63 | 66 |