| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 141 | 3.850,40 | 27,31 | 1 |
| 2008 | 69 | 2.626,43 | 38,06 | 1 |
| 2009 | 94 | 2.798,48 | 29,77 | 2 |
| 2010 | 90 | 2.314,12 | 25,71 | 2 |
| 2011 | 48 | 996,83 | 20,77 | 1 |
| 2012 | 111 | 2.228,13 | 20,07 | 2 |
| 2013 | 128 | 2.540,77 | 19,85 | 2 |
| 2014 | 130 | 3.862,74 | 29,71 | 2 |
| 2015 | 88 | 3.070,38 | 34,89 | 2 |
| 2016 | 87 | 3.393,70 | 39,01 | 2 |
| 2017 | 86 | 3.005,68 | 34,95 | 2 |
| 2018 | 76 | 3.599,77 | 47,37 | 2 |
| 2019 | 95 | 4.609,86 | 48,52 | 2 |
| 2020 | 91 | 4.190,25 | 46,05 | 2 |
| 2021 | 117 | 4.394,15 | 37,56 | 2 |
| 2022 | 118 | 4.249,69 | 36,01 | 2 |
| 2023 | 127 | 4.362,83 | 34,35 | 2 |
| 2024 | 160 | 5.753,87 | 35,96 | 2 |
| totale | 1.856 | 61.848,08 | 33,32 | 33 |