| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 235 | 5.211,44 | 22,18 | 2 |
| 2008 | 149 | 6.261,78 | 42,03 | 2 |
| 2009 | 231 | 7.606,56 | 32,93 | 4 |
| 2010 | 55 | 1.443,80 | 26,25 | 2 |
| 2011 | 109 | 3.746,87 | 34,37 | 1 |
| 2012 | 149 | 4.792,96 | 32,17 | 4 |
| 2013 | 228 | 5.451,97 | 23,91 | 5 |
| 2014 | 193 | 6.372,63 | 33,02 | 4 |
| 2015 | 205 | 6.611,85 | 32,25 | 4 |
| 2016 | 303 | 9.331,71 | 30,80 | 5 |
| 2017 | 248 | 7.280,48 | 29,36 | 4 |
| 2018 | 267 | 7.989,78 | 29,92 | 5 |
| 2019 | 273 | 8.505,61 | 31,16 | 5 |
| 2020 | 259 | 8.161,08 | 31,51 | 5 |
| 2021 | 246 | 7.186,88 | 29,21 | 5 |
| 2022 | 228 | 7.094,93 | 31,12 | 5 |
| 2023 | 267 | 8.202,57 | 30,72 | 6 |
| 2024 | 277 | 6.794,38 | 24,53 | 6 |
| totale | 3.922 | 118.047,28 | 30,10 | 74 |