condition mean min max 0 h after light 7.743245 7.04568 8.44081 2 h after light 5.664925 3.97084 7.35901 4 h after light 6.05127 5.4494 6.65314 8 h after light 1.1049339999999999 0.430868 1.779 12 h after light 5.217280000000001 3.20643 7.22813 2 h after dark 7.12932 6.75276 7.50588 4 h after dark 8.52413 8.15261 8.89565 8 h after dark 6.219984999999999 5.49311 6.94686 12 h after dark 7.6361349999999995 7.44733 7.82494