| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 218 | 3.439,42 | 15,78 | 1 |
| 2007 | 387 | 9.022,61 | 23,31 | 1 |
| 2008 | 803 | 16.567,28 | 20,63 | 4 |
| 2009 | 612 | 17.068,34 | 27,89 | 7 |
| 2010 | 1.255 | 24.883,21 | 19,83 | 7 |
| 2011 | 1.075 | 16.960,92 | 15,78 | 5 |
| 2012 | 1.433 | 27.593,69 | 19,26 | 10 |
| 2013 | 1.291 | 22.774,56 | 17,64 | 11 |
| 2014 | 854 | 20.169,14 | 23,62 | 11 |
| 2015 | 1.023 | 24.026,15 | 23,49 | 8 |
| 2016 | 901 | 22.058,13 | 24,48 | 8 |
| 2017 | 1.000 | 23.839,46 | 23,84 | 8 |
| 2018 | 919 | 19.387,71 | 21,10 | 11 |
| 2019 | 1.032 | 21.897,69 | 21,22 | 11 |
| 2020 | 1.091 | 24.202,11 | 22,18 | 11 |
| 2021 | 910 | 19.925,26 | 21,90 | 11 |
| 2022 | 470 | 9.912,00 | 21,09 | 10 |
| 2023 | 940 | 17.511,87 | 18,63 | 12 |
| 2024 | 938 | 17.963,64 | 19,15 | 14 |
| totale | 17.152 | 359.203,19 | 20,94 | 161 |