condition mean min max 0 h after light 218.3125 213.662 222.963 2 h after light 138.562 137.509 139.615 4 h after light 71.9821 71.2186 72.7456 8 h after light 25.1656 24.3456 25.9856 12 h after light 58.58615 53.5338 63.6385 2 h after dark 39.76505 38.9522 40.5779 4 h after dark 45.6818 44.7897 46.5739 8 h after dark 112.1335 109.789 114.478 12 h after dark 223.977 218.686 229.268