condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.00679175 0.0 0.0135835 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.008836333333333333 0.0 0.026509 12 h after dark 0.0 0.0 0.0