| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 74 | 1.932,41 | 26,11 | 1 |
| 2009 | 32 | 884,28 | 27,63 | 1 |
| 2010 | 36 | 959,09 | 26,64 | 2 |
| 2011 | 3 | 54,07 | 18,02 | 1 |
| 2012 | 37 | 997,16 | 26,95 | 2 |
| 2013 | 30 | 822,27 | 27,41 | 2 |
| 2014 | 33 | 990,74 | 30,02 | 2 |
| 2015 | 26 | 887,54 | 34,14 | 2 |
| 2016 | 30 | 966,90 | 32,23 | 2 |
| 2017 | 36 | 1.190,66 | 33,07 | 2 |
| 2018 | 38 | 3.036,96 | 79,92 | 2 |
| 2019 | 33 | 829,17 | 25,13 | 2 |
| 2020 | 44 | 1.117,56 | 25,40 | 2 |
| 2021 | 36 | 983,07 | 27,31 | 2 |
| 2022 | 41 | 974,88 | 23,78 | 2 |
| 2023 | 34 | 1.130,85 | 33,26 | 2 |
| 2024 | 38 | 888,58 | 23,38 | 2 |
| totale | 601 | 18.646,19 | 31,03 | 31 |