| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 752 | 15.334,18 | 20,39 | 2 |
| 2007 | 710 | 15.555,87 | 21,91 | 1 |
| 2008 | 723 | 15.818,26 | 21,88 | 1 |
| 2009 | 903 | 19.437,74 | 21,53 | 3 |
| 2010 | 906 | 15.589,89 | 17,21 | 3 |
| 2011 | 932 | 15.658,77 | 16,80 | 1 |
| 2012 | 867 | 17.091,23 | 19,71 | 3 |
| 2013 | 1.010 | 19.832,57 | 19,64 | 3 |
| 2014 | 1.014 | 24.610,13 | 24,27 | 3 |
| 2015 | 949 | 23.766,01 | 25,04 | 3 |
| 2016 | 1.102 | 27.831,34 | 25,26 | 4 |
| 2017 | 1.110 | 29.198,99 | 26,31 | 4 |
| 2018 | 1.131 | 29.699,51 | 26,26 | 4 |
| 2019 | 1.210 | 31.762,86 | 26,25 | 4 |
| 2020 | 1.154 | 32.883,96 | 28,50 | 4 |
| 2021 | 1.107 | 29.701,55 | 26,83 | 4 |
| 2022 | 1.102 | 30.760,36 | 27,91 | 5 |
| 2023 | 1.112 | 29.416,70 | 26,45 | 6 |
| 2024 | 1.148 | 31.191,42 | 27,17 | 7 |
| totale | 18.942 | 455.141,34 | 24,03 | 65 |