condition mean min max 4 h after light 287.6709685 190.417573 384.924364 8 h after light 350.29702199999997 267.592756 433.001288 12 h after light 273.2201615 264.984117 281.456206 4 h after dark 241.49705 228.242655 254.751445 8 h after dark 220.666651 211.157127 230.176175 12 h after dark 195.712071 195.712071 195.712071