condition	mean	min	max
4 h after light	14.40748	5.96984	20.6784
8 h after light	14.76175	5.74895	19.7554
12 h after light	13.494753333333334	9.23296	16.328
4 h after dark	15.2945	15.0105	15.7435
8 h after dark	15.7178	12.3252	17.7472
12 h after dark	27.892333333333333	15.3375	39.1243