condition mean min max 4 h after light 139.3 139.3 139.3 8 h after light 90.95 80.5 101.4 12 h after light 149.10000000000002 106.9 191.3 4 h after dark 243.3 219.6 267.0 8 h after dark 151.55 119.8 183.3 12 h after dark 165.64999999999998 159.7 171.6