| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.277 | 40.679,05 | 31,86 | 3 |
| 2007 | 1.003 | 28.843,75 | 28,76 | 2 |
| 2008 | 1.411 | 40.100,13 | 28,42 | 2 |
| 2009 | 1.350 | 42.285,95 | 31,32 | 4 |
| 2010 | 1.703 | 42.407,38 | 24,90 | 5 |
| 2011 | 1.568 | 36.272,22 | 23,13 | 2 |
| 2012 | 1.449 | 38.964,10 | 26,89 | 5 |
| 2013 | 1.347 | 35.104,31 | 26,06 | 4 |
| 2014 | 1.336 | 41.596,09 | 31,13 | 4 |
| 2015 | 1.347 | 44.365,39 | 32,94 | 7 |
| 2016 | 1.186 | 40.789,67 | 34,39 | 6 |
| 2017 | 1.089 | 35.613,70 | 32,70 | 5 |
| 2018 | 1.013 | 33.623,76 | 33,19 | 6 |
| 2019 | 984 | 31.697,91 | 32,21 | 5 |
| 2020 | 918 | 30.946,41 | 33,71 | 6 |
| 2021 | 842 | 26.107,32 | 31,01 | 7 |
| 2022 | 823 | 28.814,81 | 35,01 | 8 |
| 2023 | 910 | 30.718,99 | 33,76 | 9 |
| 2024 | 922 | 31.699,90 | 34,38 | 11 |
| totale | 22.478 | 680.630,84 | 30,28 | 101 |