Earthquakes date Xi − Xi−1

KΔX Xi − KΔX

No.

YMD

(year)

(year)

K

(year)

(year)

1

19040319

1904.21

2

19060817

1906.62

2.41

4.

2.36

0.05

3

19060830

1906.66

0.04

0.

0.00

0.04

4

19061226

1906.98

0.32

1.

0.59

−0.27

5

19090608

1909.43

2.45

4.

2.36

0.09

6

19100906

1910.67

1.24

2.

1.18

0.06

7

19110915

1911.70

1.03

2.

1.18

−0.15

8

19140130

1914.07

2.37

4.

2.36

0.01

9

19180520

1918.38

4.31

7.

4.13

0.18

10

19181204

1918.92

0.54

1.

0.59

−0.05

11

19221107

1922.85

3.93

7.

4.13

−0.20

12

19221111

1922.86

0.01

0.

0.00

0.01

13

19250515

1925.36

2.50

4.

2.36

0.14

14

19270414

1927.28

1.92

3.

1.77

0.15

15

19281201

1928.92

1.64

3.

1.77

−0.13

16

19310318

1931.20

2.28

4.

2.36

−0.08

17

19330223

1933.14

1.94

3.

1.77

0.17

18

19360713

1936.53

3.39

6.

3.54

−0.15

19

19390125

1939.06

2.53

4.

2.36

0.17

20

19390418

1939.29

0.23

0.

0.00

0.23

21

19401004

1940.76

1.4

2.

1.18

0.29

22

19420708

1942.51

1.75

3.

1.77

−0.02

23

19430314

1943.20

0.69

1.

0.59

0.10

24

19430406

1943.26

0.06

0.

0.00

0.06

25

19450913

1945.70

2.44

4.

2.36

0.08

26

19460802

1946.58

0.88

1.

0.59

0.29

27

19490420

1949.29

2.71

5.

2.95

−0.24

28

19490425

1949.31

0.02

0.

0.00

0.02

29

19530506

1953.34

4.03

7.

4.13

−0.10

30

19600521

1960.38

7.04

12.

7.08

−0.04

31

19600522

1960.39

0.01

0.

0.00

0.01

32

19600522

1960.39

0.00

0.

0.00

0.00

33

19600620

1960.46

0.07

0.

0.00

0.07

34

19601202

1960.92

0.46

1.

0.59

−0.13

35

19620214

1962.12

1.20

2.

1.18

0.02

36

19650328

1965.23

3.11

5.

2.95

0.16

37

19661228

1966.98

1.75

3.

1.77

−0.02

38

19671221

1967.97

0.99

2.

1.18

−0.19

39

19710709

1971.51

3.54

6.

3.54

0.00

40

19740818

1974.62

3.11

5.

2.95

0.16

41

19750510

1975.35

0.73

1.

0.59

0.14

42

19811016

1981.79

6.44

11.

6.49

−0.05

43

19811107

1981.85

0.06

0.

0.00

0.06

44

19831004

1983.75

1.90

3.

1.77

0.13

45

19850303

1985.16

1.41

2.

1.18

0.23

46

19850304

1985.17

0.01

0.

0.00

0.01

47

19850409

1985.26

0.09

0.

0.00

0.09

48

19870305

1987.17

1.91

3.

1.77

0.14

49

19870305

1987.17

0.00

0.

0.00

0.00

50

19870808

1987.60

0.43

1.

0.59

−0.16

51

19880119

1988.05

0.45

1.

0.59

−0.14

52

19880205

1988.09

0.04

0.

0.00

0.04

53

19950730

1995.57

7.48

13.

7.67

−0.19

54

19971015

1997.78

2.21

4.

2.36

−0.15

55

19980130

1998.07

0.29

0.

0.00

0.29

56

20050613

2005.44

7.37

12.

7.08

0.29

57

20100227

2010.15

4.71

8.

4.72

−0.01

Commensurable value

0.590

Mean

−0.027

Standard deviation (σn−1)

0.142