| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 963 | 17.723,82 | 18,40 | 4 |
| 2007 | 551 | 13.601,05 | 24,68 | 3 |
| 2008 | 47 | 881,26 | 18,75 | 1 |
| 2009 | 381 | 11.084,64 | 29,09 | 5 |
| 2010 | 560 | 12.717,00 | 22,71 | 5 |
| 2011 | 312 | 7.181,15 | 23,02 | 4 |
| 2012 | 408 | 10.039,29 | 24,61 | 5 |
| 2013 | 523 | 9.850,61 | 18,83 | 4 |
| 2014 | 648 | 16.807,50 | 25,94 | 7 |
| 2015 | 575 | 15.170,07 | 26,38 | 7 |
| 2016 | 522 | 17.151,67 | 32,86 | 8 |
| 2017 | 488 | 17.126,30 | 35,09 | 9 |
| 2018 | 689 | 18.612,98 | 27,01 | 9 |
| 2019 | 1.070 | 28.216,35 | 26,37 | 11 |
| 2020 | 1.754 | 42.919,46 | 24,47 | 10 |
| 2021 | 1.952 | 43.855,72 | 22,47 | 10 |
| 2022 | 1.946 | 53.224,72 | 27,35 | 9 |
| 2023 | 1.918 | 40.733,36 | 21,24 | 12 |
| 2024 | 2.102 | 43.402,55 | 20,65 | 13 |
| totale | 17.409 | 420.299,50 | 24,14 | 136 |