| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 201 | 5.343,20 | 26,58 | 2 |
| 2007 | 1 | 20,65 | 20,65 | 1 |
| 2008 | 1 | 11,10 | 11,10 | 1 |
| 2009 | 79 | 2.704,63 | 34,24 | 2 |
| 2010 | 84 | 2.422,84 | 28,84 | 2 |
| 2012 | 108 | 3.072,04 | 28,44 | 1 |
| 2013 | 109 | 3.268,62 | 29,99 | 2 |
| 2014 | 97 | 3.539,99 | 36,49 | 2 |
| 2015 | 95 | 3.499,21 | 36,83 | 1 |
| 2016 | 97 | 3.450,73 | 35,57 | 2 |
| 2017 | 98 | 3.888,20 | 39,68 | 2 |
| 2018 | 82 | 2.521,74 | 30,75 | 2 |
| 2019 | 81 | 2.655,98 | 32,79 | 2 |
| 2020 | 86 | 2.877,08 | 33,45 | 2 |
| 2021 | 99 | 3.383,27 | 34,17 | 3 |
| 2022 | 104 | 3.652,41 | 35,12 | 3 |
| 2023 | 93 | 2.943,12 | 31,65 | 4 |
| 2024 | 125 | 3.516,09 | 28,13 | 4 |
| totale | 1.640 | 52.770,90 | 32,18 | 38 |