| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.509 | 81.998,23 | 32,68 | 3 |
| 2007 | 3.114 | 122.621,22 | 39,38 | 2 |
| 2008 | 3.831 | 147.136,86 | 38,41 | 2 |
| 2009 | 3.534 | 139.789,76 | 39,56 | 3 |
| 2010 | 3.742 | 113.507,04 | 30,33 | 4 |
| 2011 | 4.256 | 124.058,66 | 29,15 | 3 |
| 2012 | 3.262 | 107.653,35 | 33,00 | 4 |
| 2013 | 3.739 | 105.325,28 | 28,17 | 4 |
| 2014 | 3.470 | 121.767,12 | 35,09 | 4 |
| 2015 | 3.086 | 111.236,00 | 36,05 | 4 |
| 2016 | 2.730 | 100.119,49 | 36,67 | 3 |
| 2017 | 2.561 | 91.958,62 | 35,91 | 4 |
| 2018 | 2.360 | 87.589,18 | 37,11 | 4 |
| 2019 | 2.233 | 84.648,78 | 37,91 | 4 |
| 2020 | 1.939 | 74.590,60 | 38,47 | 4 |
| 2021 | 1.704 | 61.531,86 | 36,11 | 4 |
| 2022 | 1.398 | 54.472,08 | 38,96 | 3 |
| 2023 | 1.386 | 56.250,74 | 40,58 | 4 |
| 2024 | 1.295 | 49.130,61 | 37,94 | 5 |
| totale | 52.149 | 1.835.385,48 | 35,20 | 68 |