| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 281 | 6.062,84 | 21,58 | 2 |
| 2007 | 354 | 15.248,78 | 43,08 | 1 |
| 2008 | 358 | 16.436,67 | 45,91 | 2 |
| 2009 | 477 | 15.623,06 | 32,75 | 4 |
| 2010 | 816 | 18.902,63 | 23,16 | 5 |
| 2011 | 592 | 16.817,14 | 28,41 | 4 |
| 2012 | 713 | 19.931,94 | 27,96 | 5 |
| 2013 | 891 | 23.337,71 | 26,19 | 5 |
| 2014 | 571 | 17.731,10 | 31,05 | 8 |
| 2015 | 964 | 29.389,00 | 30,49 | 8 |
| 2016 | 915 | 29.299,97 | 32,02 | 8 |
| 2017 | 1.089 | 34.394,98 | 31,58 | 11 |
| 2018 | 1.110 | 34.765,47 | 31,32 | 10 |
| 2019 | 1.013 | 33.003,37 | 32,58 | 11 |
| 2020 | 986 | 31.656,48 | 32,11 | 10 |
| 2021 | 1.035 | 33.366,77 | 32,24 | 11 |
| 2022 | 962 | 30.420,04 | 31,62 | 11 |
| 2023 | 1.054 | 34.157,03 | 32,41 | 12 |
| 2024 | 1.075 | 34.768,13 | 32,34 | 13 |
| totale | 15.256 | 475.313,11 | 31,16 | 141 |