condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.17959333333333333 0.0 0.342548 12 h after light 0.39609999999999995 0.0 1.1883 3 h after dark 0.63202 0.0 1.89606 6 h after dark 0.100955 0.0 0.302865 9 h after dark 0.0 0.0 0.0 12 h after dark 0.08272833333333333 0.0 0.248185