| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 160 | 3.487,21 | 21,80 | 1 |
| 2008 | 55 | 1.272,13 | 23,13 | 1 |
| 2009 | 103 | 2.348,67 | 22,80 | 2 |
| 2010 | 128 | 2.465,09 | 19,26 | 2 |
| 2011 | 119 | 2.079,81 | 17,48 | 1 |
| 2012 | 152 | 3.247,61 | 21,37 | 2 |
| 2013 | 155 | 3.293,95 | 21,25 | 2 |
| 2014 | 152 | 3.679,70 | 24,21 | 3 |
| 2015 | 161 | 4.386,17 | 27,24 | 2 |
| 2016 | 163 | 4.766,75 | 29,24 | 2 |
| 2017 | 170 | 5.067,60 | 29,81 | 3 |
| 2018 | 164 | 5.108,15 | 31,15 | 3 |
| 2019 | 158 | 4.480,38 | 28,36 | 3 |
| 2020 | 158 | 4.723,82 | 29,90 | 4 |
| 2021 | 150 | 4.154,77 | 27,70 | 4 |
| 2022 | 165 | 5.125,37 | 31,06 | 5 |
| 2023 | 156 | 4.485,40 | 28,75 | 5 |
| 2024 | 218 | 5.887,73 | 27,01 | 5 |
| totale | 2.687 | 70.060,31 | 26,07 | 50 |