| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 171 | 3.895,21 | 22,78 | 1 |
| 2008 | 11 | 325,97 | 29,63 | 1 |
| 2009 | 77 | 2.445,81 | 31,76 | 2 |
| 2010 | 88 | 2.119,02 | 24,08 | 2 |
| 2011 | 11 | 279,09 | 25,37 | 1 |
| 2012 | 86 | 2.148,95 | 24,99 | 2 |
| 2013 | 96 | 2.192,07 | 22,83 | 2 |
| 2014 | 64 | 1.888,23 | 29,50 | 3 |
| 2015 | 103 | 3.093,11 | 30,03 | 2 |
| 2016 | 122 | 3.863,01 | 31,66 | 4 |
| 2017 | 111 | 3.496,36 | 31,50 | 4 |
| 2018 | 118 | 3.511,13 | 29,76 | 4 |
| 2019 | 131 | 3.974,43 | 30,34 | 4 |
| 2020 | 143 | 4.080,12 | 28,53 | 5 |
| 2021 | 159 | 4.744,01 | 29,84 | 6 |
| 2022 | 145 | 5.987,65 | 41,29 | 7 |
| 2023 | 135 | 4.803,41 | 35,58 | 6 |
| 2024 | 189 | 6.588,02 | 34,86 | 7 |
| totale | 1.960 | 59.435,60 | 30,32 | 63 |