| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 453 | 8.344,71 | 18,42 | 2 |
| 2007 | 211 | 5.039,08 | 23,88 | 1 |
| 2008 | 720 | 16.080,25 | 22,33 | 2 |
| 2009 | 644 | 10.215,59 | 15,86 | 2 |
| 2010 | 1.542 | 23.973,93 | 15,55 | 4 |
| 2011 | 1.035 | 17.313,03 | 16,73 | 2 |
| 2012 | 1.154 | 19.658,59 | 17,04 | 3 |
| 2013 | 985 | 17.809,05 | 18,08 | 4 |
| 2014 | 610 | 13.275,38 | 21,76 | 3 |
| 2015 | 652 | 14.636,82 | 22,45 | 4 |
| 2016 | 703 | 15.623,06 | 22,22 | 4 |
| 2017 | 660 | 14.306,20 | 21,68 | 4 |
| 2018 | 724 | 15.572,17 | 21,51 | 5 |
| 2019 | 796 | 17.190,38 | 21,60 | 6 |
| 2020 | 693 | 16.740,28 | 24,16 | 6 |
| 2021 | 676 | 15.853,21 | 23,45 | 7 |
| 2022 | 762 | 17.617,95 | 23,12 | 5 |
| 2023 | 791 | 15.805,95 | 19,98 | 7 |
| 2024 | 571 | 11.907,11 | 20,85 | 9 |
| totale | 14.382 | 286.962,74 | 19,95 | 80 |