condition	mean	min	max
4 h after light	27.572499999999998	26.6482	28.4968
8 h after light	19.4769	19.3312	19.6226
12 h after light	15.540849999999999	15.2446	15.8371
4 h after dark	15.104866666666666	12.9675	17.4118
8 h after dark	20.871033333333333	19.9342	22.0302
12 h after dark	24.6161	21.9533	26.9513