| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 211 | 3.256,74 | 15,43 | 1 |
| 2008 | 20 | 356,45 | 17,82 | 1 |
| 2009 | 102 | 1.990,53 | 19,52 | 2 |
| 2010 | 99 | 1.324,61 | 13,38 | 2 |
| 2011 | 14 | 183,21 | 13,09 | 1 |
| 2012 | 101 | 1.822,96 | 18,05 | 2 |
| 2013 | 87 | 1.267,66 | 14,57 | 2 |
| 2014 | 75 | 1.577,83 | 21,04 | 2 |
| 2015 | 65 | 1.620,78 | 24,94 | 2 |
| 2016 | 70 | 1.494,14 | 21,34 | 3 |
| 2017 | 89 | 2.117,14 | 23,79 | 3 |
| 2018 | 80 | 2.097,96 | 26,22 | 4 |
| 2019 | 73 | 1.611,17 | 22,07 | 3 |
| 2020 | 77 | 1.896,53 | 24,63 | 4 |
| 2021 | 74 | 1.928,76 | 26,06 | 4 |
| 2022 | 81 | 2.336,47 | 28,85 | 4 |
| 2023 | 80 | 2.158,81 | 26,99 | 4 |
| 2024 | 75 | 1.930,73 | 25,74 | 4 |
| totale | 1.473 | 30.972,48 | 21,03 | 48 |