| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 79 | 1.631,67 | 20,65 | 1 |
| 2009 | 33 | 747,20 | 22,64 | 1 |
| 2010 | 34 | 798,89 | 23,50 | 2 |
| 2011 | 56 | 2.201,88 | 39,32 | 1 |
| 2012 | 136 | 4.143,37 | 30,47 | 3 |
| 2013 | 171 | 5.289,11 | 30,93 | 4 |
| 2014 | 184 | 6.030,65 | 32,78 | 4 |
| 2015 | 169 | 6.440,64 | 38,11 | 3 |
| 2016 | 147 | 5.926,13 | 40,31 | 3 |
| 2017 | 180 | 7.359,39 | 40,89 | 4 |
| 2018 | 195 | 8.796,30 | 45,11 | 4 |
| 2019 | 203 | 8.825,94 | 43,48 | 4 |
| 2020 | 180 | 8.483,69 | 47,13 | 4 |
| 2021 | 199 | 8.771,58 | 44,08 | 4 |
| 2022 | 164 | 8.208,78 | 50,05 | 4 |
| 2023 | 147 | 7.131,37 | 48,51 | 4 |
| 2024 | 155 | 7.963,91 | 51,38 | 4 |
| totale | 2.432 | 98.750,50 | 40,60 | 54 |