condition	mean	min	max
4 h after light	39.69354	36.635275	42.751805
8 h after light	47.67171999999999	47.478953	47.864487
12 h after light	33.2204025	22.964442	43.476363
4 h after dark	41.3053225	40.97787	41.632775
8 h after dark	33.591482	31.947361	35.235603
12 h after dark	31.846782	31.846782	31.846782