condition mean min max 4 h after light 10.829067 10.829067 10.829067 8 h after light 11.42099 10.509551 12.332429 12 h after light 10.1781325 9.527198 10.829067 4 h after dark 10.465867 10.340859 10.590875 8 h after dark 10.743324999999999 10.340859 11.145791 12 h after dark 9.653294 9.653294 9.653294