| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.119 | 31.897,33 | 28,51 | 7 |
| 2007 | 699 | 25.153,45 | 35,98 | 4 |
| 2008 | 1.316 | 47.176,44 | 35,85 | 3 |
| 2009 | 1.959 | 61.764,93 | 31,53 | 7 |
| 2010 | 2.383 | 64.013,85 | 26,86 | 8 |
| 2011 | 2.499 | 67.519,59 | 27,02 | 5 |
| 2012 | 2.443 | 68.129,85 | 27,89 | 7 |
| 2013 | 2.544 | 68.215,44 | 26,81 | 9 |
| 2014 | 2.333 | 77.231,72 | 33,10 | 8 |
| 2015 | 2.173 | 70.653,82 | 32,51 | 10 |
| 2016 | 2.345 | 75.741,48 | 32,30 | 9 |
| 2017 | 2.148 | 69.752,94 | 32,47 | 8 |
| 2018 | 2.077 | 66.963,27 | 32,24 | 9 |
| 2019 | 2.126 | 65.776,81 | 30,94 | 9 |
| 2020 | 2.012 | 67.522,97 | 33,56 | 9 |
| 2021 | 1.910 | 59.330,72 | 31,06 | 11 |
| 2022 | 1.780 | 59.764,29 | 33,58 | 14 |
| 2023 | 1.699 | 58.608,72 | 34,50 | 17 |
| 2024 | 1.699 | 56.835,74 | 33,45 | 19 |
| totale | 37.264 | 1.162.053,36 | 31,18 | 173 |