| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 242 | 4.838,25 | 19,99 | 1 |
| 2009 | 62 | 2.628,23 | 42,39 | 2 |
| 2010 | 50 | 1.465,20 | 29,30 | 1 |
| 2012 | 75 | 2.246,70 | 29,96 | 2 |
| 2013 | 730 | 12.116,97 | 16,60 | 2 |
| 2014 | 672 | 14.308,40 | 21,29 | 2 |
| 2015 | 727 | 15.207,08 | 20,92 | 2 |
| 2016 | 672 | 14.266,30 | 21,23 | 2 |
| 2017 | 670 | 15.825,48 | 23,62 | 3 |
| 2018 | 704 | 17.118,95 | 24,32 | 4 |
| 2019 | 732 | 17.253,01 | 23,57 | 5 |
| 2020 | 626 | 15.529,17 | 24,81 | 6 |
| 2021 | 541 | 13.502,10 | 24,96 | 6 |
| 2022 | 531 | 13.665,38 | 25,74 | 6 |
| 2023 | 404 | 11.554,04 | 28,60 | 6 |
| 2024 | 452 | 11.736,00 | 25,96 | 7 |
| totale | 7.890 | 183.261,26 | 23,23 | 57 |