condition mean min max 4 h after light 125.246168 122.875664 127.616672 8 h after light 148.610583 148.384618 148.836548 12 h after light 128.029425 126.539749 129.519101 4 h after dark 187.22788350000002 136.810824 237.644943 8 h after dark 176.3180255 155.833963 196.802088 12 h after dark 163.192445 163.192445 163.192445