Year

Number of Earthquakes

Minimum Magnitude

Range

Maximum Magnitude

1913

1

5.8

5.8 - 5.8

5.8

……….

1921

1

5.6

5.6 - 5.6

5.6

…

1962

2

4.8

4.8 - 5.3

5.3

……….

1964

1

4.8

4.8 - 4.8

4.8

1965

1

4.1

4.1 - 4.1

4.1

1967

28

4.1

4.1 - 5.6

5.6

1969

19

4.5

4.5 - 6.1

6.1

1970

3

4.5

4.5 - 4.8

4.8

1971

1

4.8

4.8 - 4.8

4.8

1972

1

5.1

5.1 - 5.1

5.1

……….

1974

3

4.4

4.4 - 5.1

5.1

1975

6

4.6

4.6 - 5.3

5.3

1976

6

4.3

4.3 - 4.8

4.8

1977

1

5.9

5.9 - 5.9

5.9

1978

4

4.4

4.4 - 5.1

5.1

1979

7

4.1

4.1 - 5.1

5.1

1980

11

4.3

4.3 - 5.4

5.4

……….

1982

2

4.6

4.6 - 4.8

4.8

1983

2

4.1

4.1 - 4.7

4.7

1984

9

3.1

3.1 - 4.7

4.7

1985

4

3.7

3.7 - 4.6

4.6

1986

3

3.4

3.4 - 4.7

4.7

1987

2

4.7

4.7 - 4.9

4.9

1988

16

3.8

3.8 - 5.3

5.3

1989

4

2.1

2.1 - 4.2

4.2

1990

4

4.2

4.2 - 4.8

4.8

1991

5

2.9

2.9 - 4.7

4.7

1992

11

2.4

2.4 - 4.5

4.5

1993

65

2.3

2.3 - 5.6

5.6

1994

21

2.3

2.3 - 4.9

4.9

1995

15

2.4

2.4 - 4.3

4.3

1996

41

2

2 - 5

5

1997

40

2.3

2.3 - 5.5

5.5

1998

25

2

2 - 4.2

4.2

1999

7

3.3

3.3 - 4.4

4.4

2000

77

1.5

1.5 - 4.9

4.9

2001

206

1.5

1.5 - 4.8

4.8

2002

477

1.3

1.3 - 4.5

4.5