condition mean min max 4 h after light 169.817724 156.93583 182.699618 8 h after light 267.102359 202.111834 332.092884 12 h after light 270.92328399999997 243.753647 298.092921 4 h after dark 196.5820575 172.836382 220.327733 8 h after dark 137.4862445 114.235745 160.736744 12 h after dark 124.30898 124.30898 124.30898