The line gragh delineates the number of people who taked part in four different kinds of sports: Basketball, Tennis, Badminton, and Rugby, spanning the years 1985 and 2005.
Looking from an overall perspective, it is readily apparent that tennis experienced a steady growth over the two decades, while rugby saw a dramatic decline. Regarding the other sports, they stayed unchanged over the period.
Lookind at the details, the tennis started at 150 people, after which increased significantly to around 200 between 1985 and 1995. Despite a slight change at just over 210 in 2000, it rose to just under 250. Regarding the rugby, it was the most prefereble sport in 1985; after that started to decrese to 200 people between 1985 and 1995. Approximately, the number of people in rugby dropped significantly to 50 people over the last decade, which means that rugby was the least popular sport among people.
If we look at basketball and badminton, they were the least preferable sports, and stayed unchanged over the period. The basketball remained the same at around 70 people throughout the two decades, while the number of people in badminton remained fixed at 50 over the twenty-year period.