| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 586 | 16.450,04 | 28,07 | 2 |
| 2007 | 495 | 16.051,90 | 32,43 | 2 |
| 2008 | 568 | 20.251,50 | 35,65 | 3 |
| 2009 | 739 | 23.274,36 | 31,49 | 7 |
| 2010 | 519 | 8.736,53 | 16,83 | 4 |
| 2011 | 410 | 6.833,91 | 16,67 | 5 |
| 2012 | 649 | 11.426,86 | 17,61 | 7 |
| 2013 | 896 | 14.651,09 | 16,35 | 7 |
| 2014 | 761 | 16.601,59 | 21,82 | 7 |
| 2015 | 695 | 15.738,92 | 22,65 | 7 |
| 2016 | 895 | 20.114,68 | 22,47 | 8 |
| 2017 | 952 | 20.728,33 | 21,77 | 9 |
| 2018 | 949 | 20.686,14 | 21,80 | 8 |
| 2019 | 946 | 21.727,53 | 22,97 | 9 |
| 2020 | 867 | 19.811,50 | 22,85 | 9 |
| 2021 | 823 | 19.202,21 | 23,33 | 9 |
| 2022 | 492 | 12.661,96 | 25,74 | 7 |
| 2023 | 748 | 17.321,35 | 23,16 | 10 |
| 2024 | 753 | 16.896,69 | 22,44 | 10 |
| totale | 13.743 | 319.167,09 | 23,22 | 130 |