condition	mean	min	max
4 h after light	28.65665	28.2503	29.063
8 h after light	10.185705	9.67941	10.692
12 h after light	7.1692	6.53098	7.80742
4 h after dark	13.403366666666667	13.0551	13.7084
8 h after dark	21.7404	21.0227	23.0776
12 h after dark	28.245266666666666	27.1412	29.9481