| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.786 | 37.271,80 | 20,87 | 2 |
| 2007 | 1.751 | 42.464,61 | 24,25 | 1 |
| 2008 | 1.775 | 44.387,90 | 25,01 | 2 |
| 2009 | 1.385 | 34.393,93 | 24,83 | 2 |
| 2010 | 1.248 | 27.873,92 | 22,33 | 3 |
| 2011 | 1.074 | 26.669,24 | 24,83 | 1 |
| 2012 | 975 | 26.833,35 | 27,52 | 2 |
| 2013 | 1.059 | 26.973,32 | 25,47 | 3 |
| 2014 | 941 | 30.936,73 | 32,88 | 3 |
| 2015 | 1.010 | 33.332,56 | 33,00 | 3 |
| 2016 | 844 | 28.657,19 | 33,95 | 3 |
| 2017 | 971 | 38.932,47 | 40,10 | 3 |
| 2018 | 855 | 33.271,70 | 38,91 | 3 |
| 2019 | 636 | 27.803,31 | 43,72 | 3 |
| 2020 | 689 | 28.868,23 | 41,90 | 4 |
| 2021 | 787 | 31.285,25 | 39,75 | 4 |
| 2022 | 161 | 5.514,45 | 34,25 | 4 |
| 2023 | 171 | 5.089,16 | 29,76 | 5 |
| 2024 | 149 | 3.103,62 | 20,83 | 5 |
| totale | 18.267 | 533.662,74 | 29,21 | 56 |