condition mean min max 4 h after light 706.032001 323.016614 1089.047388 8 h after light 652.7471035 398.625563 906.868644 12 h after light 216.872857 140.009642 293.736072 4 h after dark 148.63195100000002 60.154719 237.109183 8 h after dark 100.603871 25.05744 176.150302 12 h after dark 292.764481 292.764481 292.764481