| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 84 | 1.629,76 | 19,40 | 1 |
| 2009 | 54 | 1.922,27 | 35,60 | 1 |
| 2010 | 58 | 1.631,18 | 28,12 | 1 |
| 2012 | 54 | 1.541,76 | 28,55 | 2 |
| 2013 | 64 | 1.783,96 | 27,87 | 2 |
| 2014 | 59 | 2.020,39 | 34,24 | 2 |
| 2015 | 76 | 3.068,57 | 40,38 | 2 |
| 2016 | 76 | 2.921,49 | 38,44 | 2 |
| 2017 | 90 | 3.144,32 | 34,94 | 2 |
| 2018 | 87 | 2.840,46 | 32,65 | 2 |
| 2019 | 93 | 3.123,54 | 33,59 | 3 |
| 2020 | 71 | 3.064,90 | 43,17 | 2 |
| 2021 | 93 | 3.586,81 | 38,57 | 3 |
| 2022 | 99 | 3.776,63 | 38,15 | 3 |
| 2023 | 105 | 2.771,34 | 26,39 | 3 |
| 2024 | 109 | 2.540,85 | 23,31 | 3 |
| totale | 1.272 | 41.368,23 | 32,52 | 34 |