none 

Statements about this table:
from 1988 , when round 3 be double , round 4 be triple , round 5 be triple and round 6 + be triple
from 1977 , when round 1 be single , round 3 be double and round 4 be double
from 1999 , round 2 be single
1977 , 1988 , and 1990 have the same result , ie , when round 3 be single , round 4 be double , round 5 be triple and round 6 + be triple
the 1999 round 5 be triple
round 6 + end in sudden death 6 time
1990 have every round end with a single
when round 4 be double and round 3 be single , round 2 be single single and double
in 1977 , round 1 be single and round 3 be single and round 4 be single
from
goal
round 1
round 2
round 3
round 4
round 5
round 6 +
1977
200
single
single
double
double
double
double
1977
300
single
single
single
double
triple
triple
1984
400
single
single
single
single
double
triple
1988
300
single
single
single
double
triple
triple
from
goal
round 1
round 2
round 3
round 4
round 5
round 6 +
1988
300
single
single
double
triple
triple
triple
1990
300
single
single
single
double
triple
triple
1992
300
single
double
triple
triple
triple
triple
1999
n /a
single
single
single
triple 1
sudden death 2
sudden death 2
from
goal
round 1
round 2
round 3
round 4
round 5
round 6 +
2003
300
single
single
double
triple
sudden death
sudden death
2009
300
single
double
triple
sudden death
sudden death
sudden death
2010
300
single
single
double
triple
sudden death
sudden death