condition	mean	min	max
4 h after light	12.4227885	11.957246	12.888331
8 h after light	11.417241	10.564191	12.270291
12 h after light	11.9193245	11.881403	11.957246
4 h after dark	12.0675255	11.982869	12.152182
8 h after dark	12.097358	9.962939	14.231777
12 h after dark	13.782595	13.782595	13.782595