The pie charts delineate the educational backgrounds of employees in an advertising business in two distinct years, 1990 and 2010. The data is categorized by academic level and field of study. Overall, a clear shift was observed in the company’s staffing over the two decades. The qualifications of staff qualified with Master-Science which constituted a much larger segment in 1990, and this figure remained throughout the period; conversely, the sway of staff with PhD-Science showed the highest fraction in 2010.
The most predominant changes were categorized at the highest and lowest components. In 1990, staff with the First Degree occupied the highest degree by 35% of qualification (20% in Science and 15% in Art, while this group diminished to just 13% (11% in Science and 2% in Art. These fractions were mirrored in PhD holders, whose showed 15% of the workforce (13% Science and 2% Art) in 1990, notably, this figure reached to 35% (30% in Science and 5% in Art ) in 2010 and this sway illustrated a large increase in PhD holders from 13% to 30% in the initial and terminal years.
In contrast to these extraordinary proportions, the sway of workforces with a Master’s degreepresented stability in both years. In 1990, the proportion of Master indicated half of all educational attainment (29% in Science and 21% in Art). After two decades, this trend increased slightly to 52% (29% in Science and 23% in Art) and showed a similar trend to the staff in 2010.