condition	mean	min	max
4 h after light	29.081850000000003	23.6538	34.5099
8 h after light	5.9567250000000005	5.75926	6.15419
12 h after light	8.211115	6.49399	9.92824
4 h after dark	15.211466666666666	14.0294	15.853
8 h after dark	26.0526	24.457	28.1624
12 h after dark	41.1408	36.7394	44.8745