The provided graph illustrates the proportion of people with various age groups who go to cinema during the period from 1978 to 2008.
Overall, during the entire period the figure for people who are aged 50 and above increased very slightly, while the figures for other three age groups went down slowly.
Between 1978 and 1988, the percentage of cinema visitors who are from 14 to 24 saw a decline of nearly 10%, before rising moderately to around 90% in 1988, in the next ten years, there was a minimal drop of almost 10% in the figure for cinema visitors in first age group. Regarding cinema visitors in the second age group, after decreasing steadily from 80% to 60% in 1988, the figure went up slowly to just above 60% in 2008.
Between 1978 and 1988, the proportion of people who are from 35 to 49 dropped steadily by 20%, after which it witnessed an upward trend to 60% in 1998, before levelling off at 60% from 1998 to 2003, then it fell slightly to near 50%. Similarly, the figure for people who are equal or greater than 50 experienced a fall of 20% from 1978 to 1988, in the subsequent years, there was an upward trend to approximately 50% in the rate of people aged 50 or greater.