15.9.1910

sap

South African Party

66

28.4

up

Unionist Party

36

37.6

salp

Labour Party

3

10.9

Independents

16

22.7

121

99.6

20.10.1915

sap

South African Party

54

36.7

Louis Botha

up

Unionist Party

39

19.4

np

National Party

27

29.4

J.B.M.Hertzog

salp

Labour Party

4

9.6

Independents

6

4.8

130

99.9

20.3.1920

np

National Party

44

36.5

J.B.M.Hertzog

sap

South African Party

41

32.5

Jan Smuts

up

Unionist Party

25

14.1

salp

Labour Party

21

14.7

Independents

3

2.2

134

100.0

8.2.1921

np

National Party

45

36.8

J.B.M.Hertzog

sap

South African Party

79

48.7

Jan Smuts

salp

Labour Party

9

13.8

Independents

1

1.2

134

100.5

17.6.1924

np

National Party

63

35.3

J.B.M.Hertzog

sap

South African Party

53

47.0

Jan Smuts

salp

Labour Party

18

14.3

Independents

1

3.4

135

100.0

12.6.1929

np

National Party

78

41.2

J.B.M.Hertzog

sap

South African Party

61

46.5

Jan Smuts

salp

Labour Party

8

9.9

Independents

1

2.5

148

100.1

17.5.1933

np

National Party

75

31.6

J.B.M.Hertzog

sap

South African Party

61

22.3

Jan Smuts

salp

Labour Party

2

6.3

hrp

Home Rule Party

2

3.9

Independents

8

27.3

others

2

8.6

148

100.0

18.5.1938

gnp

Gesuiwerde Nasionale Party

27

31.6

Daniel Malan

up

United Party

111

53.8

J.B.M.Hertzog

salp

Labour Party

3

5.9

dp

Dominion Party

8

6.3

Independents

0

2.1

others

1

0.6

150

100.3

7.7.1943

hnp/v

Herenigde Nasionale Party or Volksparty

43

36.7

Daniel Malan

up

United Party

89

49.7

Jan Smuts

salp

Labour Party

9

4.3

dp

Dominion Party

7

3.3

ap

Afrikaner Party

0

1.8

Independents

2

3.4

others

0

0.7

150

99.9

26.5.1948

np

Herenigde Nasionale Party

70

37.7

Daniel Malan

up

United Party

65

49.2

J.C.Smuts

ap

Akrikaner Party

9

3.9

Nicolaas C. Havenga

salp

Labour Party

6

2.6

Independents

0

6.6

150

100.0

15.4.1953

np

National Party

94

49.5

Daniel Malan

up

United Party

57

47.6

J.G.N. Strauss

salp

Labour Party

5

2.9

156

100.0

16.4.1958

np

National Party

103

55.6

Johannes Strijdon

up

United Party

53

43.6

Sir De Villiers Graaff

156

99.2

31.5.1961

np

National Party

105

46.1

Henk Verwoerd

up

United Party

49

35.9

Sir de Villiers Graaff

nup

National Union

1

6.2

Japie Basson

pp

Progressive Party

1

8.6

Harry Lawrence

others

0

3.2

156

100.0

30.3.1966

np

National Party

126

58.6

B.J.Vorster

up

United Party

39

37.4

Sir de Villiers Graaff

pp

Progressive Party

1

3.1

166

99.1

22.4.1970

np

National Party

117

54.9

B.J.Vorster

up

United Party

47

37.5

Sir de Villiers Graaff

pp

Progressive Party

1

3.5

hnp

Herstigte nasional partei

0

3.6

Albert Hertzog

165

99.5

24.4.1974

np

National Party

120

56.1

B.J.Vorster

up

United Party

44

32.0

Sir de Villiers Graaff

pp

Progressive Party

6

6.4

hnp

Herstigte nasional partei

0

3.9

170

98.4

30.11.1977

np

National Party

134

65.3

B.J.Vorster

pfp

Progressive Federal Party

17

16.9

nrp

New Republican Party

10

12.1

sap

South African Party

3

1.7

Herstigte nasional partei

0

3.3

164

99.3

28.1.1981

np

National Party

131

58.5

Pieter Botha

pfp

Progressive Federal Party

26

20.0

nrp

New Republican Party

8

7.7

hnp

Herstigte nasional partei

0

13.8

165

100.0

6.5.1987

np

National Party

123

52.7

Pieter Botha

cp

Conservative Party

22

26.8

Andries Treurnicht

pfp

Progressive Federal Party

19

14.1

Colin Eglin

nrp

New Republican Party

1

2.0

Bill Sutton

hnp

Herstigte nasional partei

0

3.1

J.A.Marais

Independent

1

1.3

166

100.0

6.9.1989

np

National Party

93

48.2

F.W.de Klerk

cp

Conservative Party

39

31.5

Andries Treurnicht

dp

Democratic Party

33

20.0

165

99.7