| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 89 | 1.973,13 | 22,17 | 2 |
| 2007 | 60 | 1.492,38 | 24,87 | 2 |
| 2008 | 33 | 751,20 | 22,76 | 2 |
| 2009 | 48 | 1.111,43 | 23,15 | 4 |
| 2010 | 52 | 1.102,67 | 21,21 | 3 |
| 2011 | 31 | 511,96 | 16,51 | 2 |
| 2012 | 77 | 4.074,78 | 52,92 | 3 |
| 2013 | 82 | 3.747,88 | 45,71 | 3 |
| 2014 | 80 | 3.502,75 | 43,78 | 3 |
| 2015 | 74 | 2.312,64 | 31,25 | 2 |
| 2016 | 77 | 2.340,44 | 30,40 | 2 |
| 2017 | 128 | 4.104,36 | 32,07 | 3 |
| 2018 | 75 | 2.285,11 | 30,47 | 3 |
| 2019 | 75 | 1.940,27 | 25,87 | 3 |
| 2020 | 72 | 2.161,57 | 30,02 | 3 |
| 2021 | 63 | 1.627,53 | 25,83 | 4 |
| 2022 | 47 | 1.021,01 | 21,72 | 3 |
| 2023 | 48 | 1.155,59 | 24,07 | 4 |
| 2024 | 67 | 1.659,38 | 24,77 | 4 |
| totale | 1.278 | 38.876,08 | 30,42 | 55 |