def get_quartile_data(number_of_simulations):
    """ Take in the number of simulations and output the quartile line numbers. """
    std_increment = round(number_of_simulations/100)
    lower_quartile = round(std_increment*25)
    middle_quartile = round(std_increment*50)
    upper_quartile = round((std_increment*75))
    quartile_tuple = (lower_quartile, middle_quartile, upper_quartile)
    return quartile_tuple