| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 306 | 6.044,02 | 19,75 | 2 |
| 2007 | 255 | 5.977,05 | 23,44 | 1 |
| 2008 | 234 | 4.946,77 | 21,14 | 1 |
| 2009 | 227 | 4.622,01 | 20,36 | 2 |
| 2010 | 206 | 3.530,95 | 17,14 | 2 |
| 2011 | 183 | 3.087,18 | 16,87 | 1 |
| 2012 | 112 | 2.240,82 | 20,01 | 2 |
| 2013 | 158 | 2.475,59 | 15,67 | 2 |
| 2014 | 165 | 3.438,82 | 20,84 | 3 |
| 2015 | 150 | 2.901,55 | 19,34 | 2 |
| 2016 | 140 | 2.842,80 | 20,31 | 2 |
| 2017 | 141 | 2.736,62 | 19,41 | 2 |
| 2018 | 134 | 2.722,97 | 20,32 | 2 |
| 2019 | 5 | 201,52 | 40,30 | 1 |
| 2020 | 113 | 2.565,97 | 22,71 | 2 |
| 2021 | 138 | 2.949,44 | 21,37 | 2 |
| 2022 | 216 | 4.046,47 | 18,73 | 2 |
| 2023 | 209 | 3.707,33 | 17,74 | 3 |
| 2024 | 218 | 3.733,00 | 17,12 | 3 |
| totale | 3.310 | 64.770,88 | 19,57 | 37 |