The three pie charts illustrate the percentage of students who enrolled in different types of courses in the years 1984, 1994, and 2004. The course types include face-to-face courses, correspondence courses, mixed media courses, and online courses.
Overall, there was a significant decline in face-to-face courses over the years, while mixed media and online courses saw an increase.
In 1984, the majority of students (67%) took face-to-face courses. Correspondence courses were the second most popular, making up 20% of the total, while mixed media courses had the least share at 13%.
By 1994, the percentage of students attending face-to-face courses decreased to 54%, while correspondence courses remained the same at 20%. However, mixed media courses became more popular, increasing to 15%. During this year, online courses were introduced but had only 11% of students.
In 2004, there was a further decline in face-to-face courses, dropping to 40%. Correspondence courses also decreased to 15%. However, online courses grew to 10%, and mixed media courses became the most popular, reaching 35%.
