| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 90 | 1.547,62 | 17,20 | 1 |
| 2008 | 21 | 799,19 | 38,06 | 1 |
| 2009 | 30 | 933,18 | 31,11 | 2 |
| 2010 | 38 | 1.103,48 | 29,04 | 2 |
| 2012 | 34 | 947,11 | 27,86 | 2 |
| 2013 | 20 | 308,34 | 15,42 | 1 |
| 2014 | 19 | 657,15 | 34,59 | 1 |
| 2015 | 12 | 291,91 | 24,33 | 1 |
| 2016 | 23 | 440,45 | 19,15 | 1 |
| 2017 | 94 | 1.990,71 | 21,18 | 3 |
| 2018 | 96 | 2.276,85 | 23,72 | 3 |
| 2019 | 84 | 1.919,89 | 22,86 | 3 |
| 2020 | 71 | 1.464,85 | 20,63 | 2 |
| 2021 | 109 | 1.928,80 | 17,70 | 2 |
| 2022 | 93 | 2.318,86 | 24,93 | 2 |
| 2023 | 120 | 2.804,14 | 23,37 | 2 |
| 2024 | 125 | 2.595,70 | 20,77 | 2 |
| totale | 1.079 | 24.328,23 | 22,55 | 31 |