71. Subs. by the Constitution (Forty-fourth Amendment) Act, 1978, s. 13, for "six years" (w.e.f. 20-6-1979). The words "six years" were subs. for the original words "five years" by the Constitution (Forty-second Amendment) Act, 1976, s.17 (w.e.f. 3-1-1977).