Band 6+: The pie charts below show the different types of courses, which were followed by the students during the years of 1984, 1994 and 2004. Summarize the information by selecting and reporting the main features, and make comparisons where relevant.

The given pie charts explain the percentages of different courses taken by the students for study in three different years 1984, 1994, and 2004.

In the year of 1984, three types of courses were taken by the students, with the highest being face-to-face courses at 67% and the least being mixed media courses at 13%. Correspondence courses are 47% less, and 7% more are face-to-face courses and mixed media courses taken by the students in 1984.

In the year of 1994, students followed the highest 54% and the least 11% face-to-face type courses and online courses compared to the other two types of courses. The mixed media courses are 39% less and 9% more than face-to-face courses and online courses followed by the students. Correspondence courses are 34% less and 9% more than face-to-face courses and online courses followed by students in 1994.

In the year of 2004, the highest and least are 10% face-to-face and online courses followed by the students. Correspondence and mixed media courses are 25% and 5% less followed by students, and 5% and 20% higher followed by the students.

Overall, face-to-face types of courses are the highest followed by the students compared to online, mixed media, and correspondence types of courses.