| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 17 | 329,37 | 19,37 | 1 |
| 2009 | 8 | 79,26 | 9,91 | 1 |
| 2010 | 4 | 22,30 | 5,58 | 1 |
| 2012 | 43 | 762,00 | 17,72 | 2 |
| 2013 | 49 | 904,80 | 18,47 | 2 |
| 2014 | 112 | 2.963,04 | 26,46 | 2 |
| 2015 | 104 | 2.939,52 | 28,26 | 2 |
| 2016 | 119 | 3.253,20 | 27,34 | 2 |
| 2017 | 130 | 3.497,42 | 26,90 | 2 |
| 2018 | 125 | 3.244,40 | 25,96 | 2 |
| 2019 | 130 | 2.977,41 | 22,90 | 2 |
| 2020 | 125 | 3.038,70 | 24,31 | 2 |
| 2021 | 110 | 2.761,07 | 25,10 | 2 |
| 2022 | 105 | 2.984,36 | 28,42 | 2 |
| 2023 | 104 | 3.011,31 | 28,95 | 2 |
| 2024 | 105 | 2.901,47 | 27,63 | 2 |
| totale | 1.390 | 35.669,63 | 25,66 | 29 |