| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 402 | 3.840,06 | 9,55 | 1 |
| 2008 | 18 | 422,18 | 23,45 | 1 |
| 2009 | 24 | 149,35 | 6,22 | 2 |
| 2010 | 64 | 481,11 | 7,52 | 2 |
| 2012 | 175 | 1.155,13 | 6,60 | 1 |
| 2013 | 164 | 953,32 | 5,81 | 1 |
| 2014 | 152 | 1.218,90 | 8,02 | 1 |
| 2015 | 149 | 1.346,91 | 9,04 | 1 |
| 2016 | 96 | 1.047,37 | 10,91 | 2 |
| 2017 | 106 | 1.601,30 | 15,11 | 2 |
| 2018 | 58 | 691,46 | 11,92 | 2 |
| 2019 | 156 | 1.849,64 | 11,86 | 2 |
| 2020 | 231 | 3.891,21 | 16,85 | 3 |
| 2021 | 126 | 1.583,07 | 12,56 | 2 |
| 2022 | 41 | 577,78 | 14,09 | 1 |
| 2023 | 35 | 538,76 | 15,39 | 2 |
| 2024 | 53 | 1.120,51 | 21,14 | 3 |
| totale | 2.050 | 22.468,06 | 10,96 | 29 |