Here we see that the TA turnover and Equity Multiplier were both essentially unchanged, while the Profit Margin improved substantially. That improvement in the PM led to the sizeable increase in the ROE.
With only two years of data, it is not worthwhile constructing graphs, but if we had several more years of data, we would make some graphs to facilitate interpreting the results. Similarly, if we had industry average data, we would surely compare Cumberland with its peers.