condition mean min max 4 h after light 392.8098455 340.511573 445.108118 8 h after light 422.41107050000005 377.022684 467.799457 12 h after light 462.4608255 443.693595 481.228056 4 h after dark 340.1987905 252.480328 427.917253 8 h after dark 287.076317 195.187845 378.964789 12 h after dark 307.350617 307.350617 307.350617