condition	mean	min	max
4 h after light	16.3975	13.1446	19.6504
8 h after light	15.817400000000001	15.5073	16.1275
12 h after light	18.94265	17.8442	20.0411
4 h after dark	33.58935	31.0213	36.1574
8 h after dark	27.874299999999998	26.6061	29.1425
12 h after dark	25.3966	25.0057	25.7875