condition mean min max 4 h after light 2.848555 2.599 3.09811 8 h after light 0.890775115 2.3e-07 1.78155 12 h after light 1.7451755 0.910861 2.57949 4 h after dark 2.65412 2.11176 3.32314 8 h after dark 3.2420233333333335 1.95594 4.77425 12 h after dark 4.102046666666667 1.66178 8.21798