condition mean min max 4 h after light 184.5178505 174.426008 194.609693 8 h after light 134.627792 126.385903 142.869681 12 h after light 159.0695705 145.693595 172.445546 4 h after dark 142.5524785 141.565208 143.539749 8 h after dark 202.663938 201.831797 203.496079 12 h after dark 168.845779 168.845779 168.845779