condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.14537866666666666 0.0 0.312535 12 h after light 0.068471 0.0 0.205413 4 h after dark 0.20940566666666668 0.0 0.339955 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0