def table_data() -> str:
    """Fake table data with mean/std columns, units, and non-numerical data types."""
    header = "x~Mean (lbs),y~Mean (lbs),z~Mean (lbs),z~Std (lbs), pets~Mean\n"
    row1 = "1.0,0.0,10.0,1.0,dog\n"
    row2 = "0.0,1.0,5.0,0.5,cat"
    return header + row1 + row2