| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 348 | 6.451,33 | 18,54 | 3 |
| 2009 | 174 | 3.688,59 | 21,20 | 4 |
| 2010 | 665 | 13.964,64 | 21,00 | 5 |
| 2011 | 839 | 18.011,80 | 21,47 | 4 |
| 2012 | 812 | 22.913,41 | 28,22 | 6 |
| 2013 | 983 | 20.714,49 | 21,07 | 5 |
| 2014 | 964 | 27.434,59 | 28,46 | 7 |
| 2015 | 798 | 23.184,53 | 29,05 | 5 |
| 2016 | 715 | 20.994,67 | 29,36 | 6 |
| 2017 | 608 | 14.204,16 | 23,36 | 5 |
| 2018 | 654 | 14.042,69 | 21,47 | 5 |
| 2019 | 476 | 10.547,94 | 22,16 | 5 |
| 2020 | 330 | 8.141,91 | 24,67 | 5 |
| 2021 | 256 | 6.106,02 | 23,85 | 6 |
| 2022 | 206 | 5.162,16 | 25,06 | 5 |
| 2023 | 246 | 5.591,97 | 22,73 | 6 |
| 2024 | 547 | 13.935,56 | 25,48 | 12 |
| totale | 9.621 | 235.090,46 | 24,44 | 94 |