| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 916 | 19.659,14 | 21,46 | 3 |
| 2007 | 950 | 26.740,10 | 28,15 | 2 |
| 2008 | 1.072 | 29.771,21 | 27,77 | 2 |
| 2009 | 1.025 | 27.089,21 | 26,43 | 4 |
| 2010 | 1.051 | 24.181,92 | 23,01 | 4 |
| 2011 | 800 | 20.937,92 | 26,17 | 2 |
| 2012 | 919 | 21.779,65 | 23,70 | 4 |
| 2013 | 923 | 20.020,34 | 21,69 | 6 |
| 2014 | 853 | 21.957,40 | 25,74 | 6 |
| 2015 | 787 | 21.552,83 | 27,39 | 6 |
| 2016 | 852 | 23.212,74 | 27,25 | 6 |
| 2017 | 916 | 24.890,98 | 27,17 | 6 |
| 2018 | 871 | 24.478,36 | 28,10 | 6 |
| 2019 | 949 | 25.544,22 | 26,92 | 6 |
| 2020 | 902 | 24.909,01 | 27,62 | 7 |
| 2021 | 981 | 25.809,45 | 26,31 | 7 |
| 2022 | 1.089 | 30.244,53 | 27,77 | 7 |
| 2023 | 1.150 | 31.034,98 | 26,99 | 9 |
| 2024 | 1.198 | 33.102,36 | 27,63 | 10 |
| totale | 18.204 | 476.916,35 | 26,20 | 103 |