'98

'99

'00

'01

'02

'03

'04

'05

'06

Total

China

2

3

8

5

5

7

4

6

8

48

South Korea

2

4

3

3

5

3

4

1

1

26

Taiwan

1

1

1

1

1

2

7

Vietnam

1

1

2

4

Bangladesh

2

2

Myanmar

1

1

Mongolia

1

1

Pakistan

1

1

Indonesia

1

1

Total

5

9

12

10

13

11

10

11

10

91