The charts illustrate the scores of three team (A, B and C) over four different seasons from 2002 to 2005. Generally speaking, there are significant changes over the given period.
Team B started at the peak of 82 points in 2002, which was the highest point among 3 teams in 4 seasons, then its point decreased significantly in 2003 and hit the bottom at 43 points in 2004, which was a half of that in 2002. 2005 witnessed a gradual recovery of team B to 55 points.
Team A and team C shared a similar pattern. Their points both increased slightly from 2002 to 2003. While team C peaked at 15 points in 2003, team A reached its height in 2004 at 35 points, then both declined to 5 points and 8 points respectively in 2005.
Team B started at the peak of 82 points in 2002, which was the highest point among 3 teams in 4 seasons, then its point decreased significantly in 2003 and hit the bottom at 43 points in 2004, which was a half of that in 2002. 2005 witnessed a gradual recovery of team B to 55 points.
Team A and team C shared a similar pattern. Their points both increased slightly from 2002 to 2003. While team C peaked at 15 points in 2003, team A reached its height in 2004 at 35 points, then both declined to 5 points and 8 points respectively in 2005.