def get_value(initial_value):
    """Get the percentage directly
    Some values can contain statistical symbols so we ignore them
    See https://ec.europa.eu/eurostat/statistics-explained/index.php?title=Tutorial:Symbols_and_abbreviations

    Args:
        initial_value (string): Raw value

    Returns:
        double: Percentage
    """
    value = initial_value
    if ':' in value:
        return None
    elif 'b' in value:
        value = value.split(" ")[0]
    return value