Band 6+: The charts below show the qualifications of staff in an advertising company in 1990 and 2010. Provide an overview of the information by identifying and describing the key details, and include comparisons where appropriate.

The charts illustrate the qualifications of employees in an advertising enterprise from 1990 to 2010.

Overall, it is clear that there was a downward trend in the percentages of both First Degree in Science and First Degree in Art, while the opposite was true in the remaining qualifications, with the exception of the Master in Science during the period. Additionally, the proportion of the Master in Science remained unchanged throughout the period.

Looking first at the details, the percentage of Ph.D in Science increased moderately from 12% in 1990 to 30% in 2010, making this qualification the most common qualification in the final year. In addition, the same trends were seen in the proportions of both Master in Art and Ph.D in Art, with a slight rise from 21% to 23% for the former and from 2% to 5% for the latter between 1990 and 2010.

In terms of the remaining qualifications, 29% which ranked first among all qualifications in the first year, was the percentage of the Master in Science during the period, before being surpassed by the figure for Ph.D in Science in 2010. At the same time, the advertising company experienced a significant decrease from 15% to 2% in the percentage of the First Degree in Art acquired by employees from 1990 to 2010. Furthermore, the same pattern could be seen in the proportion of the First Degree in Science, with a considerable fall from 20% in 1990 to 11% in 2010.