| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 48 | 628,36 | 13,09 | 1 |
| 2009 | 12 | 316,65 | 26,39 | 1 |
| 2010 | 12 | 97,77 | 8,15 | 2 |
| 2012 | 14 | 263,72 | 18,84 | 1 |
| 2013 | 41 | 1.395,29 | 34,03 | 2 |
| 2014 | 45 | 2.228,07 | 49,51 | 3 |
| 2015 | 49 | 1.840,63 | 37,56 | 4 |
| 2016 | 56 | 2.785,74 | 49,75 | 5 |
| 2017 | 73 | 4.821,29 | 66,05 | 4 |
| 2018 | 93 | 3.893,65 | 41,87 | 4 |
| 2019 | 116 | 3.655,72 | 31,51 | 4 |
| 2020 | 105 | 3.595,01 | 34,24 | 4 |
| 2021 | 99 | 3.365,87 | 34,00 | 4 |
| 2022 | 107 | 4.087,37 | 38,20 | 4 |
| 2023 | 107 | 4.777,37 | 44,65 | 5 |
| 2024 | 124 | 4.475,16 | 36,09 | 5 |
| totale | 1.101 | 42.227,67 | 38,35 | 53 |