The given pie chart illustrates the share of employees with different types of academic qualifications in an advertising company in 1990 and 2010.
It is evident that the master degrees in both majors accounted for the highest percentage in both years. In addition, all types of qualifications saw an upward trend, with the exception of first degree in art and science, which decreased over time.
The highest percentage of employee had a mater degree in science at 29%, followed with a master degree in art at 21%. While the figure for former reminded unchanged, that of later rose by 2% in 2002. Similarly, the figure for Ph.D. degree in art rose from 2% in 1990 to 5% in 2002. The most significant change can be seen in Ph.D. in science, which started at 12% in the first year (the lowest figure in this year) but soared to 30% in 2002.
In terms of decrease, the percentage of people with first a degree in art and science decreased. However, that of art was the noticeable decrease with from 15% in 1990 to only 2% in 2002.
