The line graph illustrates the proportion of GYM participants in 4 different groups measured by ages once a month or more in 19 years. Overall, the figure for people visiting GYM aged from 26 to 45 and over 65 saw a stable increase despite fluctuating from 1984 to 1999. In contrast, people from 45 to 65 years witnessed a decrease. In addition, the youth from 18 to 25 years had the highest incline with a remarkable growth.
To begin with, the percentage of people joining the GYM ranged from 26 to 45 years old started with over 30 percent, which was the highest in comparison with age groups from 26 to 45 and from 46 to 65 with only over 25 percent and under 20 percent. Additionally, people participating in GYM activities went up minimally by 7 percent in a decade before increasing noticeably to more than 50 percent. The proportion of elderly people joining the GYM witnessed a slow growth to approximately 20 percent during 19 years while the proportion of which from the age of 18 to 25 increased rapidly by 45 percent.
Nevertheless, even though people from the age of 26 to 45 experienced a slow growth in the first 5 years, it decreased considerably to 13 percent in 2003.