| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 540 | 10.843,01 | 20,08 | 4 |
| 2007 | 408 | 14.703,71 | 36,04 | 4 |
| 2008 | 42 | 1.130,44 | 26,92 | 2 |
| 2009 | 179 | 4.496,15 | 25,12 | 5 |
| 2010 | 228 | 4.957,03 | 21,74 | 4 |
| 2011 | 113 | 2.378,39 | 21,05 | 3 |
| 2012 | 264 | 4.878,32 | 18,48 | 5 |
| 2013 | 263 | 5.032,51 | 19,14 | 5 |
| 2014 | 400 | 8.698,22 | 21,75 | 5 |
| 2015 | 293 | 6.978,24 | 23,82 | 4 |
| 2016 | 269 | 6.290,95 | 23,39 | 4 |
| 2017 | 265 | 5.171,81 | 19,52 | 4 |
| 2018 | 234 | 4.821,86 | 20,61 | 4 |
| 2019 | 188 | 4.116,26 | 21,90 | 3 |
| 2020 | 218 | 5.065,80 | 23,24 | 4 |
| 2021 | 201 | 4.523,40 | 22,50 | 4 |
| 2022 | 116 | 2.418,09 | 20,85 | 3 |
| 2023 | 80 | 1.722,38 | 21,53 | 3 |
| 2024 | 91 | 2.413,59 | 26,52 | 3 |
| totale | 4.392 | 100.640,16 | 22,91 | 73 |