condition mean min max 4 h after light 194.0742505 171.945117 216.203384 8 h after light 190.7419225 186.333884 195.149961 12 h after light 186.20227849999998 173.671767 198.73279 4 h after dark 159.6283955 150.616672 168.640119 8 h after dark 161.599713 150.616672 172.582754 12 h after dark 168.640119 168.640119 168.640119