The line graph shows the data about four kind of sports that number of people prefer taking in part in particular region from 1985 to 2005 years. Overall, only rugby showed stably decrease over the time. In contrast, tennis only increase, other two sports were almost as same as they were at the beginning of the period.
Regarding the details of badminton and basketball, badminton was just above the 50 in initial year, and stay almost non changed during the period. Additionally, it was always at the bottom of the list. In the same way, basketball was approximately 90 in 1985 and stay non touched during the period and showed the as same result as in 1985 at the end of period.
Turning the information of others two sports, tennis was rose without any decrease, in 1985 it was 150 and growth just above the 50 until the end. On the other hand, rugby which was top of the list at the beginning of the period, but it experienced stably decrease util it become the same with tennis in 1995 before showed significant drop until 50 and become same with badminton in 2005.