condition	mean	min	max
4 h after light	76.8	76.8	76.8
8 h after light	94.95	86.2	103.7
12 h after light	179.85	138.1	221.6
4 h after dark	153.6	27.0	280.2
8 h after dark	49.55	47.5	51.6
12 h after dark	55.2	21.0	89.4