| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 102 | 1.974,83 | 19,36 | 1 |
| 2007 | 6 | 406,45 | 67,74 | 1 |
| 2008 | 10 | 441,73 | 44,17 | 1 |
| 2009 | 43 | 1.656,06 | 38,51 | 3 |
| 2010 | 93 | 2.995,14 | 32,21 | 3 |
| 2011 | 57 | 1.951,76 | 34,24 | 2 |
| 2012 | 68 | 2.011,87 | 29,59 | 2 |
| 2013 | 68 | 1.965,73 | 28,91 | 2 |
| 2014 | 68 | 3.442,15 | 50,62 | 2 |
| 2015 | 60 | 2.408,08 | 40,13 | 2 |
| 2016 | 63 | 2.558,42 | 40,61 | 2 |
| 2017 | 11 | 353,96 | 32,18 | 1 |
| 2018 | 8 | 155,08 | 19,39 | 1 |
| 2019 | 7 | 193,73 | 27,68 | 1 |
| 2020 | 9 | 253,92 | 28,21 | 1 |
| 2021 | 30 | 959,29 | 31,98 | 2 |
| 2022 | 58 | 1.832,56 | 31,60 | 2 |
| 2023 | 11 | 470,60 | 42,78 | 1 |
| 2024 | 23 | 666,54 | 28,98 | 4 |
| totale | 795 | 26.697,90 | 33,58 | 34 |