condition mean min max 0 h after light 0.07972380000000001 0.0796527 0.0797949 4 h after light 0.19896 0.16232 0.2356 8 h after light 0.32091000000000003 0.236412 0.405408 4 h after dark 0.235151 0.234687 0.235615 8 h after dark 0.0787786 0.078448 0.0791092 12 h after dark 0.077813 0.0 0.155626