| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 312 | 9.394,98 | 30,11 | 5 |
| 2007 | 499 | 13.245,05 | 26,54 | 3 |
| 2008 | 540 | 17.329,32 | 32,09 | 5 |
| 2009 | 657 | 27.621,05 | 42,04 | 5 |
| 2010 | 647 | 22.336,27 | 34,52 | 6 |
| 2011 | 571 | 61.498,19 | 107,70 | 6 |
| 2012 | 627 | 20.991,19 | 33,48 | 6 |
| 2013 | 699 | 18.770,67 | 26,85 | 7 |
| 2014 | 613 | 22.046,09 | 35,96 | 8 |
| 2015 | 512 | 18.381,26 | 35,90 | 7 |
| 2016 | 492 | 17.990,08 | 36,57 | 8 |
| 2017 | 566 | 20.129,53 | 35,56 | 8 |
| 2018 | 534 | 18.784,35 | 35,18 | 8 |
| 2019 | 633 | 23.007,06 | 36,35 | 10 |
| 2020 | 602 | 22.413,22 | 37,23 | 10 |
| 2021 | 580 | 23.641,52 | 40,76 | 11 |
| 2022 | 596 | 21.676,46 | 36,37 | 11 |
| 2023 | 798 | 25.149,11 | 31,52 | 12 |
| 2024 | 907 | 27.457,31 | 30,27 | 15 |
| totale | 11.385 | 431.862,71 | 37,93 | 151 |