This was well above the proportion of 28.6% observed in 1991.
During the same period, the number of people aged 15 to 64 increased by 1,226,475, or 5.7%, to 22,924,285.
Seniors accounted for a record high of 14.8% of the population in 2011, up from 13.7% five years earlier.
This proportion was higher than any other countries located in Europe, it was slightly below 66%.
In Canada, the proportion of people aged 15 to 64 has remained close to 68% since 1981, because the baby boom generation has been in this age range.
The proportion of seniors increased between 20 in all The United States had a lower proportion of seniors than Canada and a greater share of children aged 14 and under mainly because of higher fertility rates.
Nearly 1 person in 4 is aged 65 or over in Japan, the world's oldest population.This situation is related to low fertility and very high life expectancy.In 2011, the working-age population (those aged 15 to 64) represented 68.5% of the Canadian population.For more information on the population aged 100 and over, consult the Census in Brief entitled 'Centenarians in Canada.' The population of children aged 4 and under increased 11.0% between 20 (Figure 2).This was the result of slightly higher fertility level and an increase in the number of women aged between 20 and 34 during that period.From one province or territory to the next, the age structure of the population can vary greatly.