The given pie chart depicts the percentage of volunteers in six various subjects, in 2008 and 2014. Overall, involving in educational issues was the most popular sector among public in 2008 (24%) while, the majority of people were present in environmental part (34%), in 2014.
To begin with, in 2008, the huge percentage of people in this year liked to involve in environmental and educational parts (21% and 24%) whereas, chasing sport, art and other issues were less popular (18%, 15% and 15% respectively) among them. However, following healthcare problems had the least percentage of volunteers (7%).
In sharp contrast, compared to six years ago, being volunteer in environmental and healthcare sectors was increased significantly by 25% and 34% while, involving in sport or art was decreased gradually by around 12%. However, educational and other sections had the least percentages of volunteers than those in 2008 (8 and 9 percent).
