condition	mean	min	max
4 h after light	33.63178666666667	28.357440000000004	37.35432
8 h after light	11.8684	7.3937100000000004	15.56889
12 h after light	17.44089	13.39356	21.7955
16 h after light	30.03811333333333	23.59488	41.15121
4 h after dark	49.82686	41.35879	55.64255
8 h after dark	40.96148	36.42369	47.887809999999995