condition mean min max 4 h after light 153.40150849999998 144.978928 161.824089 8 h after light 187.4992745 187.30898 187.689569 12 h after light 193.1496725 186.924364 199.374981 4 h after dark 204.589212 174.57761 234.600814 8 h after dark 212.9341775 191.328606 234.539749 12 h after dark 139.125933 139.125933 139.125933