condition	mean	min	max
4 h after light	9.22641	7.46879	12.4093
8 h after light	9.281613333333334	2.40127	16.428
12 h after light	12.271296666666666	7.95309	16.5539
4 h after dark	11.119986666666668	9.89966	13.4234
8 h after dark	8.41729	6.3495	10.9121
12 h after dark	18.9745	16.4344	20.9109