condition	mean	min	max
2 h after light	16.124533333333332	10.3234	23.8189
6 h after light	20.44045	9.5262	31.0886
10 h after light	18.606116666666665	10.0789	26.7456
14 h after light	17.40044	9.56574	20.3268
18 h after light	17.11303	3.29758	24.7469
2 h after dark	15.885916666666667	10.8227	20.35