| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 77 | 1.355,08 | 17,60 | 1 |
| 2009 | 26 | 501,51 | 19,29 | 1 |
| 2010 | 25 | 430,32 | 17,21 | 2 |
| 2011 | 7 | 442,58 | 63,23 | 1 |
| 2012 | 64 | 1.467,70 | 22,93 | 2 |
| 2013 | 95 | 1.577,38 | 16,60 | 2 |
| 2014 | 94 | 1.747,39 | 18,59 | 2 |
| 2015 | 92 | 1.924,05 | 20,91 | 3 |
| 2016 | 102 | 2.162,19 | 21,20 | 3 |
| 2017 | 112 | 2.578,83 | 23,03 | 3 |
| 2018 | 135 | 2.818,49 | 20,88 | 3 |
| 2019 | 115 | 2.536,80 | 22,06 | 3 |
| 2020 | 135 | 3.171,74 | 23,49 | 3 |
| 2021 | 105 | 2.472,30 | 23,55 | 3 |
| 2022 | 103 | 2.502,94 | 24,30 | 3 |
| 2023 | 101 | 2.318,57 | 22,96 | 3 |
| 2024 | 128 | 2.764,05 | 21,59 | 3 |
| totale | 1.516 | 32.771,92 | 21,62 | 41 |