condition	mean	min	max
4 h after light	19.865338	18.404459	21.326217
8 h after light	23.429820999999997	23.189693	23.669949
12 h after light	19.593659000000002	17.044519	22.142799
4 h after dark	22.994017	19.980249	26.007785
8 h after dark	27.0877765	22.329718	31.845835
12 h after dark	21.326217	21.326217	21.326217