The given graph illustrates the number of people who visited gym monthly in percents from 1984 to 2003 between different age groups.
Overall, three of four groups demonstrated an increase, while people between 46 and 65 showed a decline.
Young adults between 18 and 25 demonstrated a continuous upward trend thoughout the given period, starting at around 15%, then steadily growing until 1994, followed by a sharp rise in 1999, hitting the highest point in the fibal year (approximately 65%). The next group was adults between 26-45; at the beginning it had the highest percentage among the other groups, started at 30%, then experienced irregular changes until 1994, then it witnessed a steady growth, reaching around 55%.
The figure for people who were older 46, fell signficantly throughout the period; started at around 45%, then in 2003 hit the bottom at approximately 15%. Finally, elderly people who were older 65, had less people visiting gym initially, however, over time the percentage rose to less than 20%.
