He was Deputy Prime Minister four times (1976, 1985, 1986, 1992-1994), and Minister of Finance twice (1972–1977, 1992–1994).
Ia menjadi Deputi Perdana Menteri sebanyak empat kali (1976, 1985, 1986, 1992-1994), dan Menteri Keuangan sebanyak dua kali (1972–1977, 1992–1994).