Passage: The life expectancy at birth in Himachal Pradesh increased significantly from 52.6 years in the period from 1970-75 (above the national average of 49.7 years) to 72.0 years for the period 2011-15 (above the national average of 68.3 years). The infant mortality rate stood at 40 in 2010, and the crude birth rate has declined from 37.3 in 1971 to 16.9 in 2010, below the national average of 26.5 in 1998. The crude death rate was 6.9 in 2010. Himachal Pradeshs literacy rate has almost doubled between 1981 and 2011 (see table to right). The state is one of the List of Indian states and union territories by literacy rate with a literacy rate of 83.78% as of 2011.
How many more years has the life expectancy at birth increased from 52.6 to 72.0? How many people per year has the birth rate declined between 1971 and 2010? How many years did the life expectancy at birth in Himachal Pradesh increase between 1970 - 1975 and 2011 - 2015? How many years did the life expectancy at birth in Himachal Pradesh increased significantly from 52.6 years to 72.0 years? How many years more than the national average was the life expectancy in Himachal Pradesh than the national average in 2011-15? How many years passed by as the Himachal Pradeshs literacy has almost doubled between 1981-2011? How many years was life expectancy between 2011-2015 for 49.7 to 72.0 years?