| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 101 | 3.192,95 | 31,61 | 2 |
| 2007 | 69 | 2.829,89 | 41,01 | 1 |
| 2008 | 377 | 7.195,94 | 19,09 | 2 |
| 2009 | 429 | 7.882,26 | 18,37 | 3 |
| 2010 | 680 | 11.230,00 | 16,51 | 4 |
| 2011 | 689 | 10.736,97 | 15,58 | 3 |
| 2012 | 715 | 10.962,76 | 15,33 | 4 |
| 2013 | 587 | 9.313,67 | 15,87 | 4 |
| 2014 | 708 | 13.750,68 | 19,42 | 4 |
| 2015 | 759 | 14.557,08 | 19,18 | 4 |
| 2016 | 867 | 16.614,07 | 19,16 | 4 |
| 2017 | 759 | 14.108,23 | 18,59 | 4 |
| 2018 | 698 | 12.509,17 | 17,92 | 4 |
| 2019 | 699 | 12.778,77 | 18,28 | 4 |
| 2020 | 683 | 13.440,91 | 19,68 | 4 |
| 2021 | 708 | 14.560,48 | 20,57 | 4 |
| 2022 | 746 | 15.348,88 | 20,57 | 4 |
| 2023 | 723 | 15.210,26 | 21,04 | 5 |
| 2024 | 741 | 15.471,58 | 20,88 | 5 |
| totale | 11.738 | 221.694,55 | 18,89 | 69 |