The line graph below provides information on the number of five different types of jam (strawberry, raspberry, plum, cherry, grape) sold by the company over the period between 2009 and 2014.
Overall, strawberry jam was the sales leader throughout the period given. Furthermore, all figures saw a rise over five years, while the figure for plum decreased significantly.
By far, strawberry and raspberry jams were the most popular ones among customers. The number of sales for strawberry jam increased from 3.5 million to around 6 million, and for the raspberry jam the number of items sold increased from 2.8 million to approximately 5 million. The trend for cherry jam was unstable for all five years, rising and falling to around 2 million of items sold each year.
However, the figure for the plum jam saw a significant fall, whereas the grape jam figure overtook it in 2011. The plum jam sales fell from 2.5 million of items to almost 0.1 million in 2014, while the grape jam sales rose from 1 million to around 4.2 million of sales units in the same year.