| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 288 | 6.528,51 | 22,67 | 2 |
| 2007 | 673 | 18.181,02 | 27,01 | 2 |
| 2008 | 590 | 13.807,95 | 23,40 | 3 |
| 2009 | 454 | 11.593,22 | 25,54 | 4 |
| 2010 | 415 | 8.418,15 | 20,28 | 2 |
| 2011 | 577 | 12.650,87 | 21,93 | 4 |
| 2012 | 626 | 15.507,94 | 24,77 | 6 |
| 2013 | 651 | 15.054,90 | 23,13 | 5 |
| 2014 | 885 | 26.764,32 | 30,24 | 6 |
| 2015 | 734 | 22.479,15 | 30,63 | 8 |
| 2016 | 638 | 20.515,62 | 32,16 | 7 |
| 2017 | 817 | 25.826,97 | 31,61 | 8 |
| 2018 | 757 | 25.208,59 | 33,30 | 8 |
| 2019 | 728 | 23.394,44 | 32,14 | 10 |
| 2020 | 704 | 22.847,66 | 32,45 | 10 |
| 2021 | 650 | 20.511,73 | 31,56 | 10 |
| 2022 | 457 | 16.819,17 | 36,80 | 8 |
| 2023 | 431 | 13.304,49 | 30,87 | 10 |
| 2024 | 374 | 12.841,35 | 34,34 | 12 |
| totale | 11.449 | 332.256,05 | 29,02 | 125 |