condition mean min max 4 h after light 236.90364699999998 199.421391 274.385903 8 h after light 236.998197 200.776913 273.219481 12 h after light 283.8960685 254.054518 313.737619 4 h after dark 323.316983 223.448261 423.185705 8 h after dark 293.480173 230.385903 356.574443 12 h after dark 226.716121 226.716121 226.716121