30-Dec-06
average low high   target comments
    most data from sales where $10 minimum exists      
1979 Keystone
$14 $6 $22   $4 10 oz. curved-side rocks
1980 Keystone
$11 $4 $22   $4 fancy flared-side stemmed
1981 Keystone
$11 $4 $16   $4 12 oz. flared-side stemmed
1982 Keystone           $4  
1983 Keystone   $10 $5 $14   $4 12 oz. flared-side stemmed, all previous winners named
1984 Keystone   $11 $6 $15   $4 12 oz. flared-side stemmed, all previous winners named
1985 PhilaPark   $10 $4 $13   $4  
1986 PhilaPark   $5       $4  
1987 PhilaPark           $4  
1988 PhilaPark   $12 $7 $15   $4  
1989 PhilaPark   $11 $7 $15   $4  
1990 PhilaPark   $12 $10 $17   $4  
1991 PhilaPark   $13 $10 $18   $4