| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 15 | 175,09 | 11,67 | 1 |
| 2009 | 4 | 47,05 | 11,76 | 1 |
| 2010 | 83 | 1.506,25 | 18,15 | 2 |
| 2011 | 31 | 1.067,90 | 34,45 | 1 |
| 2012 | 25 | 1.126,46 | 45,06 | 2 |
| 2013 | 24 | 320,84 | 13,37 | 1 |
| 2014 | 35 | 572,31 | 16,35 | 1 |
| 2015 | 149 | 3.354,61 | 22,51 | 2 |
| 2016 | 14 | 196,20 | 14,01 | 1 |
| 2017 | 50 | 831,68 | 16,63 | 2 |
| 2018 | 18 | 461,26 | 25,63 | 2 |
| 2019 | 7 | 292,82 | 41,83 | 2 |
| 2020 | 6 | 136,25 | 22,71 | 2 |
| 2021 | 114 | 2.732,60 | 23,97 | 4 |
| 2022 | 122 | 2.515,16 | 20,62 | 2 |
| 2023 | 125 | 2.357,96 | 18,86 | 2 |
| 2024 | 103 | 2.082,08 | 20,21 | 2 |
| totale | 925 | 19.776,52 | 21,38 | 30 |