| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 204 | 4.479,63 | 21,96 | 3 |
| 2007 | 73 | 1.986,34 | 27,21 | 3 |
| 2008 | 69 | 2.206,41 | 31,98 | 2 |
| 2009 | 144 | 3.360,22 | 23,33 | 5 |
| 2010 | 115 | 2.577,99 | 22,42 | 3 |
| 2011 | 88 | 1.898,99 | 21,58 | 4 |
| 2012 | 102 | 2.205,09 | 21,62 | 3 |
| 2013 | 122 | 2.587,14 | 21,21 | 3 |
| 2014 | 165 | 4.396,14 | 26,64 | 5 |
| 2015 | 186 | 4.775,58 | 25,68 | 7 |
| 2016 | 175 | 4.719,03 | 26,97 | 7 |
| 2017 | 158 | 4.491,86 | 28,43 | 8 |
| 2018 | 828 | 19.364,44 | 23,39 | 9 |
| 2019 | 153 | 4.698,59 | 30,71 | 8 |
| 2020 | 145 | 4.438,40 | 30,61 | 8 |
| 2021 | 185 | 5.769,96 | 31,19 | 10 |
| 2022 | 175 | 6.236,99 | 35,64 | 9 |
| 2023 | 163 | 5.254,05 | 32,23 | 10 |
| 2024 | 158 | 4.794,50 | 30,34 | 10 |
| totale | 3.408 | 90.241,35 | 26,48 | 117 |