| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 861 | 12.416,92 | 14,42 | 3 |
| 2007 | 134 | 5.226,83 | 39,01 | 3 |
| 2008 | 28 | 2.531,11 | 90,40 | 2 |
| 2009 | 525 | 11.880,66 | 22,63 | 5 |
| 2010 | 487 | 10.407,12 | 21,37 | 6 |
| 2011 | 302 | 5.641,68 | 18,68 | 4 |
| 2012 | 584 | 12.217,40 | 20,92 | 9 |
| 2013 | 629 | 11.792,14 | 18,75 | 8 |
| 2014 | 869 | 19.805,55 | 22,79 | 10 |
| 2015 | 918 | 18.993,08 | 20,69 | 10 |
| 2016 | 1.006 | 20.647,23 | 20,52 | 13 |
| 2017 | 1.049 | 19.949,74 | 19,02 | 11 |
| 2018 | 1.006 | 19.674,55 | 19,56 | 12 |
| 2019 | 861 | 18.037,71 | 20,95 | 11 |
| 2020 | 777 | 16.003,81 | 20,60 | 11 |
| 2021 | 775 | 15.336,71 | 19,79 | 10 |
| 2022 | 977 | 19.642,06 | 20,10 | 12 |
| 2023 | 970 | 28.545,07 | 29,43 | 13 |
| 2024 | 999 | 23.407,00 | 23,43 | 16 |
| totale | 13.757 | 292.156,37 | 21,24 | 169 |