condition mean min max 4 h after light 162.0428125 148.39203 175.693595 8 h after light 169.2139795 154.626625 183.801334 12 h after light 137.73494 119.29262 156.17726 4 h after dark 152.15315700000002 126.539749 177.766565 8 h after dark 104.144349 98.020639 110.268059 12 h after dark 137.515916 137.515916 137.515916