explain the national income of India during 1950 to 51 and 1998 to 1999 along with their per capita income during first five year plan and tenth five year plan

In 1950-51, India's national income, which is measured by GDP, was Rs. 2.8 lakh crores. This figure had increased to about Rs. 21 lakh crores in 1998-99. 

During the First Five Year Plan, the per capita income in India Rs. 255. During the Tenth Five Year Plan, the per capita income had increased to Rs. 21,142.