| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 209 | 3.059,00 | 14,64 | 1 |
| 2007 | 14 | 246,35 | 17,60 | 1 |
| 2009 | 53 | 1.554,11 | 29,32 | 1 |
| 2010 | 91 | 2.058,25 | 22,62 | 4 |
| 2011 | 73 | 894,26 | 12,25 | 1 |
| 2012 | 104 | 2.135,08 | 20,53 | 2 |
| 2013 | 23 | 348,29 | 15,14 | 1 |
| 2014 | 138 | 3.906,59 | 28,31 | 1 |
| 2015 | 162 | 5.092,64 | 31,44 | 2 |
| 2016 | 139 | 5.297,88 | 38,11 | 1 |
| 2017 | 130 | 5.731,12 | 44,09 | 1 |
| 2018 | 107 | 2.219,50 | 20,74 | 1 |
| 2019 | 108 | 2.021,43 | 18,72 | 1 |
| 2020 | 139 | 2.947,30 | 21,20 | 1 |
| 2021 | 125 | 2.805,18 | 22,44 | 1 |
| 2022 | 116 | 2.688,56 | 23,18 | 1 |
| 2023 | 110 | 2.207,38 | 20,07 | 1 |
| 2024 | 120 | 2.310,67 | 19,26 | 1 |
| totale | 1.961 | 47.523,59 | 24,23 | 23 |