The bar graph gives information about the participation of students in three courses over the 4-year period from 2001 to 2004.
Overall, the number of students joining the three stated courses experienced an upward trend during the period. Moreover, among these three, course C was the most popular course at the end of the period.
As far as course A is concerned, it started with just over 4 million students, and is higher compared to other courses. However, the following year it decreased to twofold, before rising to almost 3.5 million participants. At the end of the period, it was reaching the same levels. On the other hand, Course C was the smallest segment, at 2 million between 2001 and 2002, nevertheless, it experienced a gradual increase throughout the period, by 1 million in 2003. Over he next next year, the number of students who prefer to course C reached an all-time high of participation rate.
When it comes to B, it started with almost only 2.3 million, and higher than course C, and it is interesting that in 2002, B courses exceeded Course A, before falling to just under 2 million. Moreover, over the next year, saw a manual increase and reached just under 3 million.