condition mean min max 4 h after light 227.23291949999998 85.625553 368.840286 8 h after light 289.414985 281.779763 297.050207 12 h after light 463.9414485 246.709619 681.173278 4 h after dark 973.4837910000001 492.221764 1454.745818 8 h after dark 1055.3701489999999 492.446044 1618.294254 12 h after dark 415.372055 415.372055 415.372055