Analyse the changes taking place in the sectors of the Indian economy in context of 'Gross Domestic Product'.

(i) There has been a considerable rise in the production of all the three sectors (Primary, Secondary and Tertiary Sector) in terms of GDP.

(ii) In $\displaystyle 1973$-$\displaystyle 74$ the largest producing sector was Primary Sector followed by Tertiary and Secondary sector.

(iii) A remarkable change in the share of the three sectors in GDP has taken place over the years.

(iv) In the year $\displaystyle 2013$-$\displaystyle 14$ the largest producing sector was Tertiary sector followed by Secondary and Primary sector.

(v) It indicates shift from Primary sector to Secondary and Tertiary sector.