condition mean min max 0 h after light 0.06583349999999999 0.0657748 0.0658922 4 h after light 0.049180100000000004 0.0335098 0.0648504 8 h after light 0.0334774 0.0 0.0669548 4 h after dark 0.0486409 0.0 0.0972818 8 h after dark 0.0163315 0.0 0.032663 12 h after dark 0.0324855 0.0321278 0.0328432