The line graph depicts the changes and comparisons in the number car sales of three brands: X, Y, and Z from 2015 to 2019, measured by millions, while the pie chart shows the proportion of sales in five types of car.
Overall, it is evident that X experienced a consistent increase, whereas Y and Z varied. Furthermore, MPV shows the largest percentage of all car types.
To begin with, Y and Z comprised an opposite trend, in 2012, their quantity commenced at just below 2 for Y and more than 3 for Z, in 2017, however, the position changed, as Y accounted for almost 3 and Z made up at under 2, then, in 2019, Y turned into its initial number at a low number of below 2 and Z finished at just a little more than 2. Moreover, X significantly increased, starting from approximately 1 in 2015 to around 3 in 2019, surpassing Y as well as Z.
Turning to the pie chart, MVP has the largest percentage, standing at 35%. The share of SUV and hatchback city cars show a small discrepancy, accounting for 25%, and 27%, respectively. Additionally, sedans and sports cars show a smaller proportion at 10% for the former and 3% for the latter.