1988 7.6

1988 6.8

1988 7.0

1988 6.9

1988 6.2

1988 6.4

1988 7.8

1988 5.3

1988 7.7

1988 7.5

1988 6.1

1988 8.1

1988 5.8

1988 6.2

1988 6.0

1988 7.4

1988 6.6

1988 6.4

1988 4.6

1988 7.0