condition mean min max 4 h after light 150.547878 135.979084 165.116672 8 h after light 301.24433550000003 281.564307 320.924364 12 h after light 174.9390645 98.193169 251.68496 4 h after dark 95.745697 81.78235 109.709044 8 h after dark 108.8233665 70.728035 146.918698 12 h after dark 70.10187 70.10187 70.10187