condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.21947066666666668 0.0 0.336704 9 h after light 0.7918423333333333 0.6855 0.931843 12 h after light 0.08920475 0.0 0.356819 3 h after dark 1.1852266666666667 0.39368 1.9809 6 h after dark 0.0 0.0 0.0 9 h after dark 0.16964500000000002 0.0 0.508935 12 h after dark 0.1949385 0.0 0.389877