| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.066 | 28.799,27 | 27,02 | 6 |
| 2007 | 778 | 25.918,62 | 33,31 | 4 |
| 2008 | 1.461 | 45.626,44 | 31,23 | 7 |
| 2009 | 1.005 | 31.685,51 | 31,53 | 7 |
| 2010 | 1.170 | 29.939,11 | 25,59 | 9 |
| 2011 | 1.051 | 27.848,32 | 26,50 | 9 |
| 2012 | 939 | 24.728,49 | 26,33 | 9 |
| 2013 | 808 | 21.410,50 | 26,50 | 11 |
| 2014 | 1.018 | 32.467,40 | 31,89 | 12 |
| 2015 | 734 | 23.173,58 | 31,57 | 10 |
| 2016 | 886 | 30.960,40 | 34,94 | 11 |
| 2017 | 882 | 32.606,52 | 36,97 | 12 |
| 2018 | 791 | 27.580,99 | 34,87 | 11 |
| 2019 | 829 | 31.228,83 | 37,67 | 11 |
| 2020 | 817 | 30.656,23 | 37,52 | 10 |
| 2021 | 739 | 29.038,68 | 39,29 | 9 |
| 2022 | 930 | 35.049,66 | 37,69 | 10 |
| 2023 | 957 | 33.449,47 | 34,95 | 10 |
| 2024 | 467 | 19.015,07 | 40,72 | 10 |
| totale | 17.328 | 561.183,09 | 32,39 | 178 |