| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 809 | 22.715,66 | 28,08 | 3 |
| 2007 | 179 | 5.246,74 | 29,31 | 1 |
| 2008 | 175 | 5.366,55 | 30,67 | 2 |
| 2009 | 302 | 9.578,00 | 31,72 | 3 |
| 2010 | 338 | 9.040,10 | 26,75 | 4 |
| 2011 | 235 | 5.795,61 | 24,66 | 3 |
| 2012 | 621 | 18.269,28 | 29,42 | 5 |
| 2013 | 582 | 16.519,11 | 28,38 | 5 |
| 2014 | 687 | 22.586,83 | 32,88 | 5 |
| 2015 | 687 | 23.950,25 | 34,86 | 5 |
| 2016 | 764 | 23.535,08 | 30,81 | 4 |
| 2017 | 766 | 24.618,01 | 32,14 | 5 |
| 2018 | 883 | 31.288,25 | 35,43 | 7 |
| 2019 | 873 | 32.117,26 | 36,79 | 7 |
| 2020 | 906 | 33.768,79 | 37,27 | 7 |
| 2021 | 745 | 27.182,27 | 36,49 | 6 |
| 2022 | 577 | 19.067,13 | 33,05 | 3 |
| 2023 | 551 | 19.239,09 | 34,92 | 4 |
| 2024 | 740 | 34.677,02 | 46,86 | 8 |
| totale | 11.420 | 384.561,03 | 33,67 | 87 |