| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 55 | 1.066,94 | 19,40 | 1 |
| 2009 | 46 | 1.836,71 | 39,93 | 2 |
| 2010 | 39 | 1.541,40 | 39,52 | 2 |
| 2012 | 37 | 1.678,15 | 45,36 | 2 |
| 2013 | 45 | 2.508,62 | 55,75 | 3 |
| 2014 | 58 | 2.674,93 | 46,12 | 3 |
| 2015 | 41 | 2.135,93 | 52,10 | 3 |
| 2016 | 70 | 2.139,22 | 30,56 | 3 |
| 2017 | 48 | 1.710,89 | 35,64 | 3 |
| 2018 | 42 | 2.465,84 | 58,71 | 2 |
| 2019 | 34 | 1.550,17 | 45,59 | 2 |
| 2020 | 33 | 1.492,24 | 45,22 | 2 |
| 2021 | 29 | 1.299,49 | 44,81 | 2 |
| 2022 | 11 | 214,79 | 19,53 | 1 |
| 2023 | 10 | 111,61 | 11,16 | 1 |
| 2024 | 13 | 188,11 | 14,47 | 1 |
| totale | 611 | 24.615,04 | 40,29 | 33 |