condition mean min max 4 h after light 0.2009955 0.0 0.401991 8 h after light 0.2414885 0.131294 0.351683 12 h after light 0.2266135 0.212699 0.240528 4 h after dark 0.07058415000000001 0.0700776 0.0710907 8 h after dark 0.262147 0.245825 0.278469 12 h after dark 0.18558249999999998 0.138294 0.232871