| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 421 | 12.231,86 | 29,05 | 3 |
| 2007 | 193 | 5.626,77 | 29,15 | 2 |
| 2008 | 145 | 4.287,04 | 29,57 | 1 |
| 2009 | 255 | 8.278,15 | 32,46 | 3 |
| 2010 | 199 | 4.889,39 | 24,57 | 2 |
| 2011 | 125 | 3.001,91 | 24,02 | 1 |
| 2012 | 154 | 4.093,74 | 26,58 | 4 |
| 2013 | 192 | 4.954,50 | 25,80 | 4 |
| 2014 | 161 | 5.207,97 | 32,35 | 5 |
| 2015 | 289 | 8.715,35 | 30,16 | 4 |
| 2016 | 427 | 10.938,52 | 25,62 | 4 |
| 2017 | 682 | 15.946,23 | 23,38 | 4 |
| 2018 | 627 | 15.914,42 | 25,38 | 5 |
| 2019 | 576 | 14.569,60 | 25,29 | 5 |
| 2020 | 979 | 25.543,90 | 26,09 | 5 |
| 2021 | 1.076 | 25.888,10 | 24,06 | 6 |
| 2022 | 166 | 5.201,87 | 31,34 | 5 |
| 2023 | 107 | 3.976,38 | 37,16 | 7 |
| 2024 | 115 | 3.852,42 | 33,50 | 8 |
| totale | 6.889 | 183.118,12 | 26,58 | 78 |