condition	mean	min	max
4 h after light	64.643	61.049969999999995	71.48506
8 h after light	35.90101333333333	29.762109999999996	47.668209999999995
12 h after light	20.56851	19.19436	22.44894
16 h after light	50.756130000000006	42.86787	55.66933
4 h after dark	46.14382333333333	39.559490000000004	51.37235
8 h after dark	61.12328333333333	36.25387	80.44285