| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 827 | 24.783,54 | 29,97 | 5 |
| 2007 | 527 | 16.232,69 | 30,80 | 4 |
| 2008 | 380 | 12.873,27 | 33,88 | 5 |
| 2009 | 653 | 18.419,58 | 28,21 | 8 |
| 2010 | 744 | 13.609,90 | 18,29 | 6 |
| 2011 | 569 | 11.347,44 | 19,94 | 4 |
| 2012 | 847 | 19.675,95 | 23,23 | 8 |
| 2013 | 858 | 18.089,37 | 21,08 | 8 |
| 2014 | 850 | 21.916,08 | 25,78 | 8 |
| 2015 | 830 | 21.672,51 | 26,11 | 9 |
| 2016 | 807 | 19.590,61 | 24,28 | 9 |
| 2017 | 811 | 21.757,05 | 26,83 | 10 |
| 2018 | 923 | 28.986,52 | 31,40 | 10 |
| 2019 | 915 | 29.436,32 | 32,17 | 10 |
| 2020 | 871 | 27.232,00 | 31,27 | 12 |
| 2021 | 876 | 27.631,86 | 31,54 | 12 |
| 2022 | 648 | 41.505,56 | 64,05 | 10 |
| 2023 | 612 | 20.453,90 | 33,42 | 11 |
| 2024 | 382 | 9.826,63 | 25,72 | 9 |
| totale | 13.930 | 405.040,78 | 29,08 | 158 |