condition	mean	min	max
1 h after light	18.39002232	15.85048629	19.9359112
3 h after light	15.98219009	13.83504569	18.30356115
5 h after light	18.35064006	16.01645193	21.32087186
7 h after light	17.317787186666667	16.09465932	18.93233839
9 h after light	16.579385066666667	14.7453525	18.46056826
11 h after light	17.018256746666665	14.54027795	18.30931661
13 h after light	17.06070147333333	13.95955852	19.15693744
15 h after light	14.972338913333333	14.13072668	15.39461245
1 h after dark	16.297163856666668	14.55077253	17.60777251
3 h after dark	17.36676658	15.92449546	19.00826323
5 h after dark	18.09422362	15.76714872	19.61264267
7 h after dark	19.103992496666667	18.50904035	19.90849877