condition	mean	min	max
4 h after light	16.271188000000002	14.094732	18.447644
8 h after light	15.834793	15.430602	16.238984
12 h after light	13.335816999999999	11.756623	14.915011
4 h after dark	12.2476135	11.934868	12.560359
8 h after dark	12.814591	10.669166	14.960016
12 h after dark	14.094732	14.094732	14.094732