def percentageIncrease(start_value, final_value):
    """ Helper Function: Calculates the Percentage Increase between two values

    returns
    --------
        int : percentage increase rounded to two decimals

    """
    if start_value == 0:
        start_value = 1
    increase = ((final_value - start_value) / start_value) * 100
    return round(increase, 2)