The given table indicates the results of a survey conducted to compare the data on distances commuted by adults on different means of transportation in 1977 and 2007.
Overall,fast travelling speed vehicles such as car, taxi, and train is used to commute the most in the past and now.Meanwhile,the fgure for distances travelled by pedestrian, bicycle user and bus passenger witnessed a downward trend from 1977 to 2007.
Many of the people had their own car,so the annual distances travelled by them also increased throughout the year.In 2007,the number of distances commuted by adults using car was 7100 miles, twiced as much as that of distances witnessed by the data on car user in 1977.In terms of train commuter,the figure for distances that people using train to travel was 900 miles in 1977 holding the second rank in the total statistic table,100 miles lower than the data on the people who use train to travel in 2007.Taxi was uncommon in 1977,which was recorded 200 miles travelled by adults, this number continued growing rapidly until 2007, accounting for 800 miles a year.
The amount of distance travelled anually by bicycle user in 1977 was 100 miles which was the most underrated transportation in the total chart,then this number registered a decrease over 20 miles in 2007.The data on distances travelled by pedestrian recorded 400 miles in 1977,100 miles lower than that of miles walked by adults in the next 30 following years.The amount of miles witnessed by bus passenger was 800 miles and 500 miles in 1977 and 2007,respectively.