condition mean min max 4 h after light 221.61950000000002 196.806 246.433 8 h after light 142.8304 97.5948 188.066 12 h after light 218.45499999999998 188.374 248.536 4 h after dark 452.622 244.271 586.488 8 h after dark 189.54766666666666 169.374 208.047 12 h after dark 280.845 243.545 317.187