| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 256 | 6.085,30 | 23,77 | 1 |
| 2007 | 94 | 2.482,94 | 26,41 | 4 |
| 2008 | 226 | 5.824,91 | 25,77 | 3 |
| 2009 | 197 | 5.314,89 | 26,98 | 3 |
| 2010 | 225 | 5.586,25 | 24,83 | 4 |
| 2011 | 160 | 4.389,52 | 27,43 | 3 |
| 2012 | 202 | 5.021,09 | 24,86 | 3 |
| 2013 | 191 | 4.705,33 | 24,64 | 3 |
| 2014 | 230 | 7.929,05 | 34,47 | 4 |
| 2015 | 234 | 7.218,32 | 30,85 | 4 |
| 2016 | 288 | 8.830,59 | 30,66 | 5 |
| 2017 | 303 | 8.569,87 | 28,28 | 5 |
| 2018 | 346 | 10.123,64 | 29,26 | 5 |
| 2019 | 319 | 9.498,09 | 29,77 | 5 |
| 2020 | 322 | 10.510,69 | 32,64 | 5 |
| 2021 | 311 | 10.398,33 | 33,44 | 5 |
| 2022 | 296 | 10.984,87 | 37,11 | 5 |
| 2023 | 304 | 11.663,46 | 38,37 | 6 |
| 2024 | 340 | 10.673,07 | 31,39 | 10 |
| totale | 4.844 | 145.810,21 | 30,10 | 83 |