The pie chart provides the report of online sales in the retail sector in New Zealand based on four categories 
which
 are Punctuation problem
, which
travel
, film/music, books and clothes. In general, there were trend changes in the online sales sector for the Use synonyms
year
 Fix the agreement mistake
years
of 
2003 and 2013.
For the year Change preposition
apply
2003
 people were more excited to buy Add a comma
2003,
travel
 Use synonyms
via 
online, where it took the highest score at 36%, the second one was the sales of clothing with the number of 24%,the Change preposition
apply
less
 popular was film/music at 21% and the least interesting was Replace the word
least
book
 at 19%.
The trend changed in 2013, people no longer interested in buying Fix the agreement mistake
books
travel
 Use synonyms
via 
online, but they preferred to buy film/music as it was the Change preposition
apply
best
 online Correct word choice
best-selling
selling 
at 33% and Check wording
apply
travel
 selling was in the second place at 29%, followed by the selling of books at 22% where there were increased numbers in Use synonyms
this
 category. The online selling of clothes decreased Linking Words
at
 16% as Change preposition
by
it
 was the lowest score in that year.Correct pronoun usage
which