The line graph illustrates the percentage of the population aged 18-34 between 1978 and 2011, while the two pie charts show the distribution across cities, towns and rural areas in 1978 and 2011.
Overall, the percentage of people aged 18 to 34 increased slightly until 1992, after which it declined steadily. The residential distribution of this age group experienced a notable change over the period. Cities becoming considerably more dominant whereas towns lose most of their share.
In 1978, young adults made up approximately 34% of the population. This number increased gradually to 36% in 1986 and increased to 37% in 1992. After that, the percentage fell slowly to 33% in 1996 and reaching at around 31% in 2006 and 30% in 2011.
Turning to the pie charts, the proportion of young adults in cities accounted for 55% in 1978, compared with 25% in towns and 20% in rural areas. By 2011, the proportion living in cities increased to 65%. Conversely, the figure for towns fell sharply to 5%, while rural areas increased moderately from 25% to 30%.21:58
