condition	mean	min	max
4 h after light	77.235378	49.903045	104.567711
8 h after light	67.19178550000001	62.567441	71.81613
12 h after light	57.839180999999996	53.180098	62.498264
4 h after dark	34.281574	29.350555	39.212593
8 h after dark	33.037064	30.038835	36.035293
12 h after dark	121.351577	121.351577	121.351577