| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 582 | 9.301,94 | 15,98 | 2 |
| 2007 | 148 | 2.893,15 | 19,55 | 1 |
| 2008 | 172 | 2.949,45 | 17,15 | 2 |
| 2009 | 203 | 3.100,18 | 15,27 | 2 |
| 2010 | 152 | 2.172,10 | 14,29 | 3 |
| 2011 | 45 | 745,14 | 16,56 | 1 |
| 2012 | 148 | 2.171,69 | 14,67 | 3 |
| 2013 | 169 | 3.270,04 | 19,35 | 3 |
| 2014 | 156 | 4.174,56 | 26,76 | 4 |
| 2015 | 179 | 4.256,60 | 23,78 | 4 |
| 2016 | 157 | 4.255,24 | 27,10 | 2 |
| 2017 | 153 | 2.952,10 | 19,29 | 3 |
| 2018 | 142 | 2.468,02 | 17,38 | 3 |
| 2019 | 140 | 2.967,39 | 21,20 | 3 |
| 2020 | 146 | 3.188,67 | 21,84 | 2 |
| 2021 | 159 | 3.235,26 | 20,35 | 4 |
| 2022 | 283 | 6.240,16 | 22,05 | 5 |
| 2023 | 263 | 5.535,03 | 21,05 | 5 |
| 2024 | 229 | 4.421,56 | 19,31 | 5 |
| totale | 3.626 | 70.298,28 | 19,39 | 57 |