| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 919 | 18.763,94 | 20,42 | 6 |
| 2007 | 664 | 19.723,37 | 29,70 | 3 |
| 2008 | 717 | 20.634,72 | 28,78 | 6 |
| 2009 | 927 | 31.853,63 | 34,36 | 8 |
| 2010 | 924 | 27.847,46 | 30,14 | 5 |
| 2011 | 863 | 23.530,18 | 27,27 | 4 |
| 2012 | 277 | 15.087,16 | 54,47 | 6 |
| 2013 | 818 | 21.028,98 | 25,71 | 9 |
| 2014 | 833 | 26.155,01 | 31,40 | 9 |
| 2015 | 791 | 24.817,34 | 31,37 | 10 |
| 2016 | 750 | 21.867,72 | 29,16 | 8 |
| 2017 | 758 | 20.135,32 | 26,56 | 8 |
| 2018 | 758 | 19.860,37 | 26,20 | 8 |
| 2019 | 778 | 22.137,86 | 28,45 | 9 |
| 2020 | 756 | 21.091,52 | 27,90 | 10 |
| 2021 | 669 | 19.483,81 | 29,12 | 10 |
| 2022 | 708 | 19.899,27 | 28,11 | 10 |
| 2023 | 727 | 21.180,92 | 29,13 | 11 |
| 2024 | 758 | 21.453,19 | 28,30 | 13 |
| totale | 14.395 | 416.551,77 | 28,94 | 153 |