Pie chart and Histogram

1.  Pie Chart

Row Labels	Sum of Average
Commerce	67.9
Economics	69.3
Geography	67.3
Mathematics	65.6
Science	67.3
Grand Total	337.3

Average marks of subjects from 1990 to 1996

2. Histogram

Subject	1990	1991	1992	1993	1994	1995	1996	Average
Economics	65	72	75	70	69	71	63	69.3
Geography	60	65	72	68	69	68	69	67.3
Science	55	60	70	70	73	71	72	67.3
Mathematics	55	65	69	67	65	68	70	65.6
Commerce	65	69	65	64	69	70	73	67.9

Subject

1990

1991

1992

1993

1994

1995

1996

Average

Economics

65

72

75

70

69

71

63

69.3

Geography

60

65

72

68

69

68

69

67.3

Science

55

60

70

70

73

71

72

67.3

Mathematics

55

65

69

67

65

68

70

65.6

Commerce

65

69

65

64

69

70

73

67.9

Change in Marks of different subjects from 1990 to 1996