| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 906 | 14.073,66 | 15,53 | 2 |
| 2007 | 398 | 7.943,65 | 19,96 | 1 |
| 2008 | 2.347 | 52.155,70 | 22,22 | 3 |
| 2009 | 2.981 | 59.459,08 | 19,95 | 5 |
| 2010 | 2.519 | 43.908,08 | 17,43 | 6 |
| 2011 | 1.906 | 38.210,29 | 20,05 | 3 |
| 2012 | 3.041 | 49.717,81 | 16,35 | 5 |
| 2013 | 1.648 | 28.490,38 | 17,29 | 4 |
| 2014 | 1.492 | 32.908,15 | 22,06 | 6 |
| 2015 | 1.298 | 27.572,24 | 21,24 | 5 |
| 2016 | 1.135 | 24.261,09 | 21,38 | 4 |
| 2017 | 951 | 22.104,95 | 23,24 | 4 |
| 2018 | 775 | 18.058,17 | 23,30 | 3 |
| 2019 | 238 | 6.055,91 | 25,45 | 4 |
| 2020 | 485 | 10.646,41 | 21,95 | 5 |
| 2021 | 316 | 7.531,72 | 23,83 | 5 |
| 2022 | 115 | 3.095,01 | 26,91 | 7 |
| 2023 | 514 | 11.024,78 | 21,45 | 10 |
| 2024 | 623 | 11.219,46 | 18,01 | 9 |
| totale | 23.688 | 468.436,54 | 19,78 | 91 |