| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.078 | 24.867,56 | 23,07 | 3 |
| 2007 | 389 | 10.906,72 | 28,04 | 4 |
| 2008 | 435 | 15.513,76 | 35,66 | 8 |
| 2009 | 631 | 23.427,85 | 37,13 | 9 |
| 2010 | 778 | 21.251,68 | 27,32 | 10 |
| 2011 | 406 | 11.032,34 | 27,17 | 3 |
| 2012 | 901 | 27.283,87 | 30,28 | 8 |
| 2013 | 774 | 20.170,14 | 26,06 | 10 |
| 2014 | 1.092 | 33.421,72 | 30,61 | 10 |
| 2015 | 1.021 | 32.941,01 | 32,26 | 11 |
| 2016 | 1.177 | 42.863,83 | 36,42 | 11 |
| 2017 | 1.360 | 47.264,68 | 34,75 | 14 |
| 2018 | 1.879 | 62.123,04 | 33,06 | 17 |
| 2019 | 2.359 | 71.579,17 | 30,34 | 19 |
| 2020 | 2.227 | 71.659,01 | 32,18 | 19 |
| 2021 | 2.401 | 76.417,09 | 31,83 | 19 |
| 2022 | 2.182 | 70.709,56 | 32,41 | 17 |
| 2023 | 2.556 | 77.064,20 | 30,15 | 18 |
| 2024 | 2.929 | 84.575,05 | 28,88 | 19 |
| totale | 26.575 | 825.072,28 | 31,05 | 229 |