1

1

1997.8

2

4

1998.12

3

2

1975.12

4

1

5

1

1978.10

6

1

1975.10

7

1

1983.4

8

1

9

1

10

3

1993.4

11

1

12

1

13

1

14

1

15

1

16

1

17

1

18

1

19

1

20

1