condition	mean	min	max
3 h after light	21.731033333333333	19.5628	23.2785
6 h after light	17.571033333333332	14.7354	19.3749
9 h after light	18.5375	17.204	19.5605
12 h after light	20.9773	18.1544	23.1021
3 h after dark	34.8129	31.0108	38.7957
6 h after dark	35.3546	34.6277	36.4568
9 h after dark	33.1048	27.8384	37.0601
12 h after dark	33.65116666666667	28.7966	39.7028