condition mean min max 0 h after light 10.91725 10.6701 11.1644 4 h after light 12.15895 11.5391 12.7788 8 h after light 12.12865 11.5932 12.6641 4 h after dark 13.039000000000001 12.7765 13.3015 8 h after dark 12.9428 12.3308 13.5548 12 h after dark 11.17 10.5246 11.8154