The three pie charts in combination depict the percentage of students who registered in four distinctive curriculums- face-to-face, online, mixed media, and correspondence- in 1984, 1994, and 2004.
Generally speaking, the face-to-face course had the highest percentage of enrollment in all these years. In addition, the rate of enrolling in the mixed media area saw a dramatic growth in 2004. Furthermore, The online course has been added since 1994 to the list.
According to the provided data, well over half of the students (67%) were interested in the face-to-face program while this rate experienced a slight drop in 1994 and reached 54%. This decline continued and reached 40% in 2004. In contrast, participation in mixed media classes had increased noticeably by 2004.
It can be seen that 20% of students were signed up in the correspondence program in 1984 and 1994, nonetheless, this figure reduced 5% in 2004. Meanwhile, a curriculum named Online was added to the enrollment options in 1994 and it took approximately one-tenth of the number of students since then.