A line graph like this one is most helpful for This line graph shows statistics related to agriculture in
China.
Grain Production in China
(1955–1961)
O illustrating percentages.
O showing how parts make up a whole.
O showing how trends change over time.
O comparing information from different sources.
250
200
150
Millions of Tons
100
50
o
1955 1956 1957 1958 1959 1960 1961,
Year