year

case

morbidity rate

number of deaths

CFR (%)

1958

2,158

8.87

13.9

1959

2,706

10.92

10.94

1960

160

0.62

13.13

1961

1,851

6.99

3.51

1962

561

2.05

6.42

1963

5,947

20.88

5.18

1964

2,215

7.49

7.81

1965

7,663

25.06

5.02

1966

5,816

18.47

2.36

1967

2,060

6.34

3.16

1968

6,430

1916

1.10

1969

8,670

25.11

1.26

1970

2,767

7.61

1.70

1971

11,540

30.88

2.59

1972

23,782

61.98

2.88

1973

8,280

21.03

3.80

1974

8,160

20.21

4.02

1975

17,760

42.93

2.47

1976

9,616

16.39

5.19

1977

38,768

89.24

1.95

1978

12,547

25.22

2.45

1979

11,478

25.25

1.11

1980

43,328

93.38

0.93

1981

25,670

54.06

1.00

1982

22,250

45.68

1.20

1983

30,025

60.44

0.76

1984

69,101

136.46

0.72

1985

80,076

155.25

0.68

1986

27,837

53.01

0.85

1987

174,285

325.13

0.58

1988

26,926

49.37

0.66

1989

74,391

133.95

0.39

1990

92,005

163.43

0.45

1991

43,511

76.79

0.31

1992

41,125

71.16

0.33

1993

67,017

114.88

0.33

1994

51,688

87.47

0.27

1995

60,330

101.82

0.28

1996

37,929

63.09

0.31

1997

101,689

169.13

0.25

1998

129,954

209.14

0.34

1999

24,826

40.00

0.22

2000

17,582

28.51

31

0.19