| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 82 | 1.288,93 | 15,72 | 1 |
| 2009 | 18 | 323,38 | 17,97 | 1 |
| 2010 | 27 | 629,48 | 23,31 | 1 |
| 2012 | 25 | 459,73 | 18,39 | 1 |
| 2013 | 70 | 1.749,22 | 24,99 | 3 |
| 2014 | 115 | 4.345,95 | 37,79 | 3 |
| 2015 | 136 | 3.927,53 | 28,88 | 3 |
| 2016 | 120 | 3.654,36 | 30,45 | 3 |
| 2017 | 126 | 4.194,31 | 33,29 | 2 |
| 2018 | 122 | 3.593,77 | 29,46 | 2 |
| 2019 | 122 | 3.648,86 | 29,91 | 2 |
| 2020 | 117 | 3.715,18 | 31,75 | 2 |
| 2021 | 116 | 3.654,42 | 31,50 | 2 |
| 2022 | 115 | 4.020,27 | 34,96 | 2 |
| 2023 | 109 | 3.543,01 | 32,50 | 2 |
| 2024 | 114 | 3.478,44 | 30,51 | 4 |
| totale | 1.534 | 46.226,84 | 30,13 | 34 |