| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 366 | 6.279,17 | 17,16 | 6 |
| 2007 | 121 | 2.948,71 | 24,37 | 4 |
| 2008 | 160 | 4.352,58 | 27,20 | 5 |
| 2009 | 263 | 6.701,55 | 25,48 | 7 |
| 2010 | 224 | 4.613,17 | 20,59 | 7 |
| 2011 | 183 | 4.170,47 | 22,79 | 3 |
| 2012 | 206 | 5.021,76 | 24,38 | 9 |
| 2013 | 394 | 10.487,62 | 26,62 | 9 |
| 2014 | 375 | 13.615,17 | 36,31 | 11 |
| 2015 | 374 | 12.067,15 | 32,27 | 10 |
| 2016 | 635 | 19.776,97 | 31,14 | 10 |
| 2017 | 1.618 | 43.583,60 | 26,94 | 13 |
| 2018 | 1.769 | 46.898,05 | 26,51 | 13 |
| 2019 | 1.902 | 51.847,50 | 27,26 | 14 |
| 2020 | 1.878 | 55.871,05 | 29,75 | 14 |
| 2021 | 1.568 | 44.755,29 | 28,54 | 15 |
| 2022 | 1.318 | 38.829,86 | 29,46 | 15 |
| 2023 | 1.124 | 37.258,26 | 33,15 | 16 |
| 2024 | 970 | 26.923,39 | 27,76 | 16 |
| totale | 15.448 | 436.001,32 | 28,22 | 197 |