| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 403 | 10.042,98 | 24,92 | 3 |
| 2007 | 205 | 5.468,20 | 26,67 | 2 |
| 2008 | 163 | 4.459,86 | 27,36 | 2 |
| 2009 | 203 | 5.386,69 | 26,54 | 3 |
| 2010 | 204 | 4.586,96 | 22,49 | 3 |
| 2011 | 111 | 2.531,04 | 22,80 | 1 |
| 2012 | 210 | 4.978,82 | 23,71 | 2 |
| 2013 | 206 | 4.860,34 | 23,59 | 2 |
| 2014 | 222 | 5.915,24 | 26,65 | 3 |
| 2015 | 215 | 5.366,57 | 24,96 | 3 |
| 2016 | 209 | 5.317,05 | 25,44 | 3 |
| 2017 | 222 | 5.463,54 | 24,61 | 3 |
| 2018 | 204 | 5.191,93 | 25,45 | 3 |
| 2019 | 189 | 4.938,31 | 26,13 | 3 |
| 2020 | 196 | 5.620,99 | 28,68 | 5 |
| 2021 | 191 | 5.558,12 | 29,10 | 6 |
| 2022 | 199 | 5.459,42 | 27,43 | 5 |
| 2023 | 224 | 5.912,96 | 26,40 | 6 |
| 2024 | 219 | 5.717,42 | 26,11 | 6 |
| totale | 3.995 | 102.776,44 | 25,73 | 64 |