| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 24 | 725,97 | 30,25 | 2 |
| 2007 | 11 | 307,17 | 27,92 | 1 |
| 2008 | 34 | 642,33 | 18,89 | 1 |
| 2009 | 39 | 828,73 | 21,25 | 3 |
| 2010 | 47 | 1.273,53 | 27,10 | 3 |
| 2011 | 46 | 1.328,87 | 28,89 | 2 |
| 2012 | 49 | 1.624,30 | 33,15 | 3 |
| 2013 | 50 | 1.311,94 | 26,24 | 3 |
| 2014 | 40 | 1.456,02 | 36,40 | 3 |
| 2015 | 37 | 1.117,87 | 30,21 | 4 |
| 2016 | 46 | 1.464,65 | 31,84 | 3 |
| 2017 | 46 | 1.498,67 | 32,58 | 3 |
| 2018 | 50 | 1.344,41 | 26,89 | 3 |
| 2019 | 45 | 1.175,23 | 26,12 | 3 |
| 2020 | 50 | 1.270,24 | 25,40 | 3 |
| 2021 | 39 | 1.027,20 | 26,34 | 3 |
| 2022 | 43 | 1.052,49 | 24,48 | 3 |
| 2023 | 40 | 904,15 | 22,60 | 3 |
| 2024 | 51 | 976,51 | 19,15 | 3 |
| totale | 787 | 21.330,28 | 27,10 | 52 |