| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 172 | 4.434,20 | 25,78 | 1 |
| 2008 | 129 | 2.312,88 | 17,93 | 1 |
| 2009 | 143 | 3.057,58 | 21,38 | 2 |
| 2010 | 181 | 2.748,01 | 15,18 | 2 |
| 2011 | 129 | 1.965,54 | 15,24 | 1 |
| 2012 | 194 | 3.529,86 | 18,20 | 2 |
| 2013 | 212 | 3.780,76 | 17,83 | 2 |
| 2014 | 158 | 3.397,04 | 21,50 | 2 |
| 2015 | 96 | 2.216,97 | 23,09 | 2 |
| 2016 | 78 | 2.058,59 | 26,39 | 1 |
| 2017 | 77 | 1.932,77 | 25,10 | 1 |
| 2018 | 112 | 2.787,69 | 24,89 | 2 |
| 2019 | 75 | 2.249,13 | 29,99 | 2 |
| 2020 | 50 | 1.765,93 | 35,32 | 2 |
| 2021 | 46 | 1.660,56 | 36,10 | 2 |
| 2022 | 53 | 2.011,71 | 37,96 | 2 |
| 2023 | 53 | 2.093,62 | 39,50 | 2 |
| 2024 | 50 | 1.690,18 | 33,80 | 3 |
| totale | 2.008 | 45.693,02 | 22,76 | 32 |