| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 209 | 3.207,16 | 15,35 | 1 |
| 2008 | 113 | 2.485,73 | 22,00 | 2 |
| 2009 | 100 | 1.781,51 | 17,82 | 2 |
| 2010 | 141 | 2.130,70 | 15,11 | 2 |
| 2011 | 99 | 1.437,84 | 14,52 | 1 |
| 2012 | 154 | 2.322,57 | 15,08 | 2 |
| 2013 | 137 | 1.979,52 | 14,45 | 2 |
| 2014 | 134 | 2.301,74 | 17,18 | 2 |
| 2015 | 135 | 2.408,33 | 17,84 | 2 |
| 2016 | 147 | 2.667,53 | 18,15 | 2 |
| 2017 | 138 | 2.528,07 | 18,32 | 2 |
| 2018 | 128 | 2.372,53 | 18,54 | 2 |
| 2019 | 118 | 2.577,05 | 21,84 | 2 |
| 2020 | 114 | 2.278,98 | 19,99 | 2 |
| 2021 | 121 | 2.380,85 | 19,68 | 2 |
| 2022 | 132 | 2.620,09 | 19,85 | 2 |
| 2023 | 126 | 2.422,46 | 19,23 | 2 |
| 2024 | 119 | 2.222,63 | 18,68 | 2 |
| totale | 2.365 | 42.125,29 | 17,81 | 34 |