What is civilization and progress? In 1949, the average life expectancy was 35 years, in 1957, the average life expectancy was 57 years, in 1984, the average life expectancy was 68 years, and in 2005

What is Civilization and Progress? Here it is:

In 1949, the average life expectancy was 35 years;

In 1957, the average life expectancy was 57 years;

In 1984, the average life expectancy was 68 years;

In 2005, the average life expectancy was 71 years;

In 2020, the average life expectancy was 77 years.