| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 38 | 1.087,95 | 28,63 | 2 |
| 2007 | 15 | 709,73 | 47,32 | 1 |
| 2008 | 38 | 782,79 | 20,60 | 1 |
| 2009 | 65 | 1.636,87 | 25,18 | 2 |
| 2010 | 65 | 1.881,83 | 28,95 | 4 |
| 2011 | 13 | 243,29 | 18,71 | 1 |
| 2012 | 42 | 880,15 | 20,96 | 2 |
| 2013 | 26 | 477,44 | 18,36 | 1 |
| 2014 | 29 | 671,66 | 23,16 | 1 |
| 2015 | 47 | 1.391,32 | 29,60 | 2 |
| 2016 | 46 | 1.389,12 | 30,20 | 2 |
| 2017 | 51 | 1.553,54 | 30,46 | 2 |
| 2018 | 47 | 1.661,44 | 35,35 | 2 |
| 2019 | 46 | 1.196,73 | 26,02 | 2 |
| 2020 | 50 | 1.376,69 | 27,53 | 2 |
| 2021 | 52 | 1.122,26 | 21,58 | 2 |
| 2022 | 42 | 1.051,93 | 25,05 | 2 |
| 2023 | 44 | 1.007,14 | 22,89 | 2 |
| 2024 | 64 | 1.720,78 | 26,89 | 3 |
| totale | 820 | 21.842,66 | 26,64 | 36 |