condition mean min max 4 h after light 419.485077 375.39529 463.574864 8 h after light 518.526852 446.89857 590.155134 12 h after light 460.15482199999997 417.862535 502.447109 4 h after dark 560.1829319999999 483.923997 636.441867 8 h after dark 470.066486 466.099939 474.033033 12 h after dark 389.580414 389.580414 389.580414