condition	mean	min	max
4 h after light	9.190974	8.733635	9.648313
8 h after light	8.8105095	8.733635	8.887384
12 h after light	8.5802195	7.452608	9.707831
4 h after dark	8.306027	7.527389	9.084665
8 h after dark	8.207587499999999	8.060668	8.354507
12 h after dark	7.548741	7.548741	7.548741