| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 760 | 16.095,87 | 21,18 | 6 |
| 2007 | 869 | 20.133,18 | 23,17 | 7 |
| 2008 | 861 | 20.242,20 | 23,51 | 7 |
| 2009 | 689 | 16.903,53 | 24,53 | 8 |
| 2010 | 1.130 | 22.675,51 | 20,07 | 9 |
| 2011 | 654 | 13.655,94 | 20,88 | 7 |
| 2012 | 1.209 | 28.733,31 | 23,77 | 9 |
| 2013 | 1.173 | 24.446,59 | 20,84 | 9 |
| 2014 | 1.110 | 29.733,93 | 26,79 | 8 |
| 2015 | 1.088 | 28.277,50 | 25,99 | 9 |
| 2016 | 1.014 | 27.541,68 | 27,16 | 9 |
| 2017 | 1.078 | 29.469,90 | 27,34 | 9 |
| 2018 | 949 | 25.733,63 | 27,12 | 9 |
| 2019 | 976 | 26.083,91 | 26,73 | 10 |
| 2020 | 819 | 25.148,72 | 30,71 | 10 |
| 2021 | 881 | 24.580,52 | 27,90 | 10 |
| 2022 | 519 | 14.802,57 | 28,52 | 9 |
| 2023 | 494 | 13.131,21 | 26,58 | 8 |
| 2024 | 321 | 8.341,43 | 25,99 | 9 |
| totale | 16.594 | 415.731,13 | 25,05 | 162 |