condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.44621666666666665 0.0 1.33865 12 h after light 0.7022573333333333 0.0 1.48314 4 h after dark 0.529138 0.0 1.04067 8 h after dark 0.0 0.0 0.0 12 h after dark 0.200654 0.0 0.601962