condition mean min max 3 h after light 0.030702133333333336 0.0 0.0921064 6 h after light 0.0 0.0 0.0 9 h after light 0.07415033333333333 0.0 0.222451 12 h after light 0.062219 0.0 0.186657 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0