The pie chart shows the percentage of people with degree in science and art who worked in an engineering company in 1980 and 2008.

The pie charts compare the proportion of employees who worked in an engineering company by degrees and professions in 1980 and 2008. Overall, it can be seen that the proportion of workers with PhD science degrees rose over the period, while first degree science decreased slightly. Looking at the details, in 1980 the proportion of […]