condition	mean	min	max
4 h after light	10.8544765	10.477438	11.231515
8 h after light	8.87585	7.951796	9.799904
12 h after light	9.2923735	9.215864	9.368883
4 h after dark	9.666473	8.529335	10.803611
8 h after dark	10.883143	10.771254	10.995032
12 h after dark	11.278061	11.278061	11.278061