The pie chart compares the differences in transportation that 
people
  get to University between 2004 and 2009.
   Use synonyms
Overall
, the Linking Words
percentage
 of buses and cars was higher than other transport in both time periods Use synonyms
while
 the least part of Linking Words
people
 used trains and bicycles from 2004 to 2009.
   As the pie chart reveals, the highest Use synonyms
percentage
 of Use synonyms
people
 go to university by car and bus at 51 per cent and 33%, respectively in 2004. Use synonyms
Moreover
, the Linking Words
percentage
 of using bicycles and trains was the lowest at 9 per cent and 3% respectively in 2004. The figure for walking was 4% in 2004.
   Use synonyms
By contrast
, the highest Linking Words
percentage
 of Transportation was bus and car at 46% and 28% respectively in 2009. The Use synonyms
percentage
 of bicycles and trains was almost  the same at 16% and 4%, respectively in 2009. Use synonyms
However
, some Linking Words
people
 prefer to walk  other transport the Use synonyms
percentage
 of walking at 6% in 2009.Use synonyms