The given pie charts compare the proportion of people who did voluntary work in 6 type of organizations in 2008 and 2014.
It is clear that while the percentage of people volunteering in sports, environmental and health care experienced an upward trend, the opposite was true for remaining patterns. It is notable that the lowest figure belonged to health care in both years.
In 2008, the percentage of people volunteering in education accounted for the highest figure, at 24%. Similarly, the figure for environmental and art was relative to the percentage of education, at 21% and 18% respectively. Meanwhile, 15% of volunteers were seen in sports, which was the same as the figure for others. However, health care was the less popular choice among organizations, with 7%.
In the following 6 years, an upward trend from 21% to 29% was seen in environmental, making it the leading organization to have percentage of volunteers in these 6 groups in comparison with 8% and 25% of people who did voluntary work in health care and sports respectively. In contrast, the proportion of others decreased by more than half from 15% to 9%. Similarly, there was an downward trend in both education and art, accounting for 17% and 12% respectively.