condition	mean	min	max
4 h after light	30.37655	29.8403	30.9128
8 h after light	27.7536	27.5288	27.9784
12 h after light	31.862450000000003	30.5861	33.1388
4 h after dark	44.72363333333333	43.8711	45.1801
8 h after dark	44.47656666666666	39.5708	48.0192
12 h after dark	43.25443333333333	42.3707	43.8204