| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 82 | 1.793,94 | 21,88 | 1 |
| 2009 | 17 | 578,17 | 34,01 | 1 |
| 2010 | 23 | 523,09 | 22,74 | 1 |
| 2012 | 35 | 766,38 | 21,90 | 1 |
| 2013 | 32 | 762,65 | 23,83 | 1 |
| 2014 | 43 | 1.288,49 | 29,96 | 4 |
| 2015 | 114 | 3.991,68 | 35,01 | 4 |
| 2016 | 121 | 7.384,40 | 61,03 | 4 |
| 2017 | 51 | 1.503,80 | 29,49 | 2 |
| 2018 | 53 | 1.713,34 | 32,33 | 4 |
| 2019 | 51 | 1.637,26 | 32,10 | 4 |
| 2020 | 221 | 8.498,86 | 38,46 | 6 |
| 2021 | 215 | 7.713,13 | 35,88 | 7 |
| 2022 | 213 | 8.265,83 | 38,81 | 6 |
| 2023 | 198 | 8.175,66 | 41,29 | 6 |
| 2024 | 158 | 6.186,92 | 39,16 | 5 |
| totale | 1.627 | 60.783,60 | 37,36 | 57 |