| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 21 | 547,03 | 26,05 | 1 |
| 2008 | 1 | 50,81 | 50,81 | 1 |
| 2009 | 13 | 253,05 | 19,47 | 2 |
| 2010 | 37 | 1.041,75 | 28,16 | 2 |
| 2011 | 41 | 1.324,76 | 32,31 | 2 |
| 2012 | 48 | 1.578,88 | 32,89 | 2 |
| 2013 | 54 | 1.604,89 | 29,72 | 2 |
| 2014 | 45 | 1.222,11 | 27,16 | 2 |
| 2015 | 51 | 1.468,72 | 28,80 | 2 |
| 2016 | 53 | 1.594,52 | 30,09 | 2 |
| 2017 | 43 | 1.292,06 | 30,05 | 2 |
| 2018 | 37 | 1.066,28 | 28,82 | 2 |
| 2019 | 81 | 2.562,35 | 31,63 | 3 |
| 2020 | 79 | 2.623,83 | 33,21 | 3 |
| 2021 | 109 | 3.131,04 | 28,73 | 3 |
| 2022 | 84 | 2.514,11 | 29,93 | 2 |
| 2023 | 75 | 2.197,37 | 29,30 | 2 |
| 2024 | 86 | 2.342,15 | 27,23 | 2 |
| totale | 958 | 28.415,71 | 29,66 | 37 |