| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 164 | 3.526,09 | 21,50 | 2 |
| 2007 | 63 | 1.818,67 | 28,87 | 1 |
| 2008 | 63 | 1.385,34 | 21,99 | 1 |
| 2009 | 90 | 2.704,89 | 30,05 | 2 |
| 2010 | 159 | 4.604,12 | 28,96 | 2 |
| 2011 | 138 | 2.417,33 | 17,52 | 1 |
| 2012 | 164 | 3.743,15 | 22,82 | 2 |
| 2013 | 203 | 3.754,54 | 18,50 | 2 |
| 2014 | 151 | 4.916,63 | 32,56 | 2 |
| 2015 | 189 | 4.555,53 | 24,10 | 2 |
| 2016 | 163 | 3.976,00 | 24,39 | 2 |
| 2017 | 171 | 4.020,24 | 23,51 | 2 |
| 2018 | 157 | 3.850,87 | 24,53 | 2 |
| 2019 | 154 | 3.405,00 | 22,11 | 2 |
| 2020 | 138 | 3.373,23 | 24,44 | 2 |
| 2021 | 135 | 3.359,06 | 24,88 | 2 |
| 2022 | 149 | 3.648,84 | 24,49 | 2 |
| 2023 | 137 | 3.353,91 | 24,48 | 2 |
| 2024 | 137 | 3.018,64 | 22,03 | 3 |
| totale | 2.725 | 65.432,08 | 24,01 | 36 |