condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.019918533333333332 0.0 0.0597556 12 h after light 0.026182833333333332 0.0 0.0785485 4 h after dark 0.0 0.0 0.0 8 h after dark 0.014473066666666666 0.0 0.0434192 12 h after dark 0.0 0.0 0.0