condition mean min max 0 h after light 14.9613 12.7287 17.1939 2 h after light 9.900345 9.64839 10.1523 4 h after light 8.379315 8.02662 8.73201 8 h after light 9.148865 8.12163 10.1761 12 h after light 14.585999999999999 12.0512 17.1208 2 h after dark 13.5306 12.7048 14.3564 4 h after dark 12.95935 11.7664 14.1523 8 h after dark 21.103050000000003 20.1382 22.0679 12 h after dark 16.644550000000002 15.1449 18.1442