The bar chart illustrates number of students enrolled in three courses between 2001 and 2004.
Overall, the number of students taking course C were roughly 5 millions in 2004, which was the highest number of students over the period. In contrast, the lowest number of students in course B were just below 2 million in 2003.
First of all, the number of student in course A were saw a noticeable decline from about 4 millions in 2001 to just above 2 millions in 2002. In addition, there was an upward trend in students taking course A, rising from around 3 millions in 2003 to almost 5 millions in 2004.
On the other hand, course B was the least popular among students. It started just above 2 millions students in 2001. The number of students in course B peaked at about 4 millions in 2002. However, it dropped at around 1 millions students in 2003. Finally, it reached just under 3 millions students in 2004.
The number of students in course C stood at 2 millions in 2001 and 2002. Additionally, it experienced a noticeably increase, rising from 3 million students in 2003 to 5 million students in 2004, which was the highest number of students over the period.