| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.146 | 22.368,79 | 19,52 | 2 |
| 2007 | 946 | 20.657,89 | 21,84 | 3 |
| 2008 | 924 | 25.241,56 | 27,32 | 3 |
| 2009 | 952 | 22.223,74 | 23,34 | 4 |
| 2010 | 748 | 15.122,77 | 20,22 | 4 |
| 2011 | 793 | 15.683,01 | 19,78 | 2 |
| 2012 | 786 | 16.494,72 | 20,99 | 3 |
| 2013 | 774 | 13.880,66 | 17,93 | 2 |
| 2014 | 820 | 18.796,03 | 22,92 | 3 |
| 2015 | 759 | 17.414,56 | 22,94 | 5 |
| 2016 | 692 | 15.743,28 | 22,75 | 3 |
| 2017 | 819 | 17.107,55 | 20,89 | 4 |
| 2018 | 793 | 16.644,99 | 20,99 | 4 |
| 2019 | 781 | 15.601,21 | 19,98 | 4 |
| 2020 | 729 | 16.023,00 | 21,98 | 4 |
| 2021 | 683 | 15.033,93 | 22,01 | 3 |
| 2022 | 680 | 15.040,65 | 22,12 | 3 |
| 2023 | 705 | 14.613,53 | 20,73 | 3 |
| 2024 | 727 | 15.392,47 | 21,17 | 3 |
| totale | 15.257 | 329.084,34 | 21,57 | 62 |