condition mean min max 4 h after light 216.790597 160.095049 273.486145 8 h after light 433.55891199999996 385.393751 481.724073 12 h after light 360.644281 246.693595 474.594967 4 h after dark 373.115758 307.37472 438.856796 8 h after dark 203.189863 185.409538 220.970188 12 h after dark 94.13454 94.13454 94.13454