condition	mean	min	max
4 h after light	37.7183	35.2841	40.1525
8 h after light	22.5691	22.5559	22.5823
12 h after light	22.14985	21.5081	22.7916
4 h after dark	29.751566666666665	28.5175	30.5004
8 h after dark	44.5238	44.0661	45.0411
12 h after dark	48.50933333333333	45.2348	51.4487