The line graph illustrates the percentage of people using various forms of public transportation in a city between 1995 and 2015.
Overall,in 1995,bus was the most component among three public transportations,while the tram was lowest.Until 2015,train was used most frequently,and tram still located at lowest percentage.However,the use of bus turned to moderate position.
From 1995 to 2015,the proportion of bus and tram kept decreasing,24% to 14% and 12% to 7%,bus’s proportion dropped nearly 10% more than tram’s.Then during the next period,the two percentage of transportation gradually climbed,bus’s became back to 24% again from 14%,another from 7% to 17% which was more than before.
Conversely,focusing on train,its figure remained increasing tendency which became 34% from 14%.When in 2005,train’s figure rose to 18% which was same as the proportion of bus.
