condition mean min max 3 h after light 0.30648200000000003 0.0 0.702034 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.342878 0.0 0.532806 6 h after dark 0.5083276666666666 0.379405 0.634933 9 h after dark 0.24444366666666664 0.0 0.408332 12 h after dark 0.08784766666666667 0.0 0.263543