condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.05693926666666667 0.0 0.100178 12 h after light 0.0 0.0 0.0 4 h after dark 0.102289 0.0 0.306867 8 h after dark 0.1074332 0.0 0.230271 12 h after dark 0.071933 0.0 0.215799