| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 180 | 3.850,73 | 21,39 | 2 |
| 2009 | 70 | 1.493,45 | 21,34 | 2 |
| 2010 | 143 | 6.752,03 | 47,22 | 3 |
| 2011 | 162 | 4.787,05 | 29,55 | 2 |
| 2012 | 208 | 4.631,31 | 22,27 | 3 |
| 2013 | 209 | 4.839,81 | 23,16 | 3 |
| 2014 | 201 | 3.941,45 | 19,61 | 2 |
| 2015 | 221 | 6.431,50 | 29,10 | 3 |
| 2016 | 223 | 4.939,06 | 22,15 | 3 |
| 2017 | 220 | 5.045,84 | 22,94 | 3 |
| 2018 | 14 | 282,06 | 20,15 | 1 |
| 2019 | 16 | 330,23 | 20,64 | 1 |
| 2020 | 16 | 440,62 | 27,54 | 1 |
| 2021 | 17 | 396,68 | 23,33 | 1 |
| 2022 | 19 | 453,26 | 23,86 | 1 |
| 2023 | 21 | 476,14 | 22,67 | 1 |
| 2024 | 21 | 582,67 | 27,75 | 2 |
| totale | 1.961 | 49.673,89 | 25,33 | 34 |