condition	mean	min	max
4 h after light	23.65505	23.6097	23.7004
8 h after light	16.68255	16.3521	17.013
12 h after light	7.360474999999999	7.19659	7.52436
4 h after dark	20.877433333333332	16.3867	23.8375
8 h after dark	29.7293	27.2912	33.5393
12 h after dark	29.787499999999998	26.8624	34.9903