| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 326 | 8.291,80 | 25,43 | 3 |
| 2007 | 240 | 6.726,35 | 28,03 | 2 |
| 2008 | 221 | 6.894,33 | 31,20 | 2 |
| 2009 | 186 | 5.169,01 | 27,79 | 2 |
| 2010 | 153 | 4.096,45 | 26,77 | 2 |
| 2011 | 126 | 3.592,86 | 28,51 | 2 |
| 2012 | 177 | 4.427,05 | 25,01 | 3 |
| 2013 | 192 | 4.706,30 | 24,51 | 3 |
| 2014 | 170 | 5.007,29 | 29,45 | 3 |
| 2015 | 204 | 6.974,02 | 34,19 | 4 |
| 2016 | 236 | 9.324,47 | 39,51 | 4 |
| 2017 | 234 | 11.937,12 | 51,01 | 4 |
| 2018 | 243 | 13.981,41 | 57,54 | 4 |
| 2019 | 275 | 14.508,40 | 52,76 | 4 |
| 2020 | 331 | 17.628,88 | 53,26 | 3 |
| 2021 | 301 | 15.904,51 | 52,84 | 3 |
| 2022 | 82 | 4.318,42 | 52,66 | 2 |
| 2023 | 232 | 15.626,58 | 67,36 | 3 |
| 2024 | 222 | 15.623,63 | 70,38 | 3 |
| totale | 4.151 | 174.738,88 | 42,10 | 56 |