The line graph illustrates how many cars sold from January to Jun in 2010.
Overall, the rate was fluctuated significantly. January was the month with the fewest cars sold. However, May sold the most cars.
In January 2010, 20 cars were sold to the customers. Then it increased gradually to 35 in the next month before falling to 25 in March. After that, the rate went up to 40 in April, following that in May the amounts of cars sold reached a peak of 40. In contrast, the figure reduced to 30 at the end of the period
