Kerala has led the nation in literacy rates since the 19th century and seen sustained initiatives for over 150 years , .
Himachal Pradesh 's literacy rates in 1961 were below the national average in every age group .
Kerala has led the nation in literacy rates since the 19th century and seen sustained initiatives for over 150 years , whereas Himachal Pradesh 's literacy rates in 1961 were below the national average in every age group .