condition mean min max 3 h after light 0.0 0.0 0.0 7 h after light 0.0 0.0 0.0 11 h after light 0.003366408333333333 0.0 0.0403969 2 h after dark 0.002710066666666667 0.0 0.0325208 6 h after dark 0.0 0.0 0.0 10 h after dark 0.0 0.0 0.0