According to the bulletin, based on mid-2018 data, the
population pyramid for Omanis by gender for 2018 is almost equal, with males and females constituting 50.4 per cent and 49.6 per cent respectively.
Instead, what they see is a general deterioration of the social and economic situation of the people in the lower deciles of the
population pyramid.
Smith quotes figures that indicate that although southern Africa's "
population pyramid" is heavily impacted by the disease burden, it is still the case that fully 30% of the population is under 15 years of age.
Mr Anwar said Pakistan's
population pyramid was bottom heavy and a large portion of the population consists of the people in the age group that went to schools colleges or universities and the number of students vying for admissions in public sector universities was ever-increasing.
The
population pyramid cannot be constantly enlarged at the bottom, based on the ill-conceived assumption that there always has to be a larger ratio of young working people to support the older population at the higher strata of the
population pyramid.
In Europe and other developed countries, the decline in fertility is dramatic, the
population pyramid is inverted and the birth rate is below the level of generational replacement.
At the same time, statistics issued by
Population Pyramid in 2017 referred that Egypt's population is predicted to reach more than 200 million by 2100.
In 2016, the proportion of the population aged 60 years and over stood at 14.4%, while the number of people in this age group increased by 16% be tween 2012 and 2016, compared to only 6.7% in the 0 to 13 years age group, leading to significant widening of the country's
population pyramid at the top and narrowing at the bottom (2).
Improved living standards and the one-child policy have turned China's
population pyramid upside down.
'According to the
population pyramid, by 2070 Nigeria will be 552 million.
Eventually, unless the country does something significant to encourage larger families or immigration, that narrowing base of the
population pyramid will crawl upward.