| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 265 | 4.464,05 | 16,85 | 3 |
| 2007 | 121 | 2.132,12 | 17,62 | 2 |
| 2008 | 122 | 1.939,06 | 15,89 | 3 |
| 2009 | 183 | 4.100,82 | 22,41 | 5 |
| 2010 | 108 | 1.565,65 | 14,50 | 3 |
| 2011 | 75 | 1.090,39 | 14,54 | 3 |
| 2012 | 82 | 1.386,73 | 16,91 | 3 |
| 2013 | 100 | 1.520,23 | 15,20 | 3 |
| 2014 | 102 | 2.129,97 | 20,88 | 3 |
| 2015 | 106 | 2.212,87 | 20,88 | 3 |
| 2016 | 113 | 2.441,24 | 21,60 | 3 |
| 2017 | 142 | 2.849,14 | 20,06 | 4 |
| 2018 | 148 | 3.472,45 | 23,46 | 4 |
| 2019 | 175 | 3.534,51 | 20,20 | 5 |
| 2020 | 155 | 2.960,93 | 19,10 | 5 |
| 2021 | 176 | 3.158,38 | 17,95 | 5 |
| 2022 | 134 | 2.624,46 | 19,59 | 4 |
| 2023 | 136 | 2.409,77 | 17,72 | 4 |
| 2024 | 150 | 3.180,98 | 21,21 | 5 |
| totale | 2.593 | 49.173,75 | 18,96 | 70 |