| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 68 | 1.519,44 | 22,34 | 1 |
| 2008 | 12 | 913,98 | 76,17 | 1 |
| 2009 | 20 | 749,53 | 37,48 | 1 |
| 2010 | 16 | 288,99 | 18,06 | 1 |
| 2011 | 62 | 1.995,22 | 32,18 | 1 |
| 2012 | 74 | 2.016,37 | 27,25 | 2 |
| 2013 | 105 | 3.563,33 | 33,94 | 2 |
| 2014 | 94 | 3.888,95 | 41,37 | 2 |
| 2015 | 82 | 2.788,94 | 34,01 | 2 |
| 2016 | 108 | 4.105,88 | 38,02 | 3 |
| 2017 | 99 | 3.577,92 | 36,14 | 3 |
| 2018 | 92 | 3.356,15 | 36,48 | 3 |
| 2019 | 95 | 3.611,10 | 38,01 | 3 |
| 2020 | 97 | 4.267,67 | 44,00 | 3 |
| 2021 | 93 | 3.525,36 | 37,91 | 3 |
| 2022 | 79 | 2.699,46 | 34,17 | 3 |
| 2023 | 77 | 3.173,62 | 41,22 | 3 |
| 2024 | 74 | 2.711,24 | 36,64 | 3 |
| totale | 1.347 | 48.753,15 | 36,19 | 40 |