| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 960 | 22.161,50 | 23,08 | 6 |
| 2007 | 533 | 16.280,40 | 30,54 | 7 |
| 2008 | 584 | 18.800,45 | 32,19 | 7 |
| 2009 | 538 | 16.511,19 | 30,69 | 9 |
| 2010 | 523 | 14.337,06 | 27,41 | 9 |
| 2011 | 450 | 12.645,51 | 28,10 | 7 |
| 2012 | 396 | 11.062,60 | 27,94 | 7 |
| 2013 | 167 | 3.696,96 | 22,14 | 5 |
| 2014 | 148 | 4.169,31 | 28,17 | 4 |
| 2015 | 117 | 3.158,47 | 27,00 | 5 |
| 2016 | 67 | 1.937,27 | 28,91 | 3 |
| 2017 | 70 | 2.521,65 | 36,02 | 2 |
| 2018 | 120 | 3.745,32 | 31,21 | 5 |
| 2019 | 131 | 3.452,85 | 26,36 | 6 |
| 2020 | 100 | 3.262,16 | 32,62 | 5 |
| 2021 | 140 | 3.716,77 | 26,55 | 6 |
| 2022 | 145 | 4.189,19 | 28,89 | 7 |
| 2023 | 260 | 5.372,26 | 20,66 | 10 |
| 2024 | 214 | 4.651,59 | 21,74 | 11 |
| totale | 5.663 | 155.672,51 | 27,49 | 121 |