condition	mean	min	max
4 h after light	81.82624999999999	80.8971	82.7554
8 h after light	51.47555	50.5815	52.3696
12 h after light	28.2908	26.2375	30.3441
4 h after dark	22.4055	21.4638	23.3472
8 h after dark	41.168350000000004	40.3755	41.9612
12 h after dark	62.2334	61.6842	62.7826