The rate of population growth changed the most between the entries for 1962 and 1968. Between 1911 and 1962, there was a -41.9% change in population, and between 1962 and 1968 there was a +11.2% change in population. The rate of change of population growth was |(−41.9% - +11.2%)| = 53.1% change, which is larger than the absolute difference between any other two consecutive rows in the table.