Statistics for North Shore Surf Heights (H1/10,ft Peak Face): AUGUST 1969 - 2021 Small Medium High Xtra-Large Giant (< 8 ) (8-14 ) (15-24 ) (25-39 ) (40+ ) year # days % # days % # days % # days % # days % ----- ------ --- ------ --- ------ --- ------ --- ------ --- 1969 29 94 2 6 0 0 0 0 0 0 1970 26 84 5 16 0 0 0 0 0 0 1971 24 77 7 23 0 0 0 0 0 0 1972 25 81 6 19 0 0 0 0 0 0 1973 30 97 1 3 0 0 0 0 0 0 1974 17 55 13 42 1 3 0 0 0 0 1975 30 97 1 3 0 0 0 0 0 0 1976 29 94 2 6 0 0 0 0 0 0 1977 28 90 3 10 0 0 0 0 0 0 1978 27 87 4 13 0 0 0 0 0 0 1979 27 87 4 13 0 0 0 0 0 0 1980 27 87 4 13 0 0 0 0 0 0 1981 23 74 8 26 0 0 0 0 0 0 1982 30 97 1 3 0 0 0 0 0 0 1983 23 74 8 26 0 0 0 0 0 0 1984 27 87 4 13 0 0 0 0 0 0 1985 31 100 0 0 0 0 0 0 0 0 1986 28 90 3 10 0 0 0 0 0 0 1987 28 90 3 10 0 0 0 0 0 0 1988 31 100 0 0 0 0 0 0 0 0 1989 30 97 1 3 0 0 0 0 0 0 1990 31 100 0 0 0 0 0 0 0 0 1991 30 97 1 3 0 0 0 0 0 0 1992 30 97 1 3 0 0 0 0 0 0 1993 26 84 5 16 0 0 0 0 0 0 1994 31 100 0 0 0 0 0 0 0 0 1995 31 100 0 0 0 0 0 0 0 0 1996 31 100 0 0 0 0 0 0 0 0 1997 29 94 2 6 0 0 0 0 0 0 1998 31 100 0 0 0 0 0 0 0 0 1999 31 100 0 0 0 0 0 0 0 0 2000 31 100 0 0 0 0 0 0 0 0 2001 30 97 1 3 0 0 0 0 0 0 2002 25 81 6 19 0 0 0 0 0 0 2003 31 100 0 0 0 0 0 0 0 0 2004 26 84 4 13 1 3 0 0 0 0 2005 30 97 1 3 0 0 0 0 0 0 2006 31 100 0 0 0 0 0 0 0 0 2007 31 100 0 0 0 0 0 0 0 0 2008 31 100 0 0 0 0 0 0 0 0 2009 28 90 3 10 0 0 0 0 0 0 2010 31 100 0 0 0 0 0 0 0 0 2011 31 100 0 0 0 0 0 0 0 0 2012 31 100 0 0 0 0 0 0 0 0 2013 31 100 0 0 0 0 0 0 0 0 2014 26 84 5 16 0 0 0 0 0 0 2015 26 84 4 13 1 3 0 0 0 0 2016 30 97 1 3 0 0 0 0 0 0 2017 31 100 0 0 0 0 0 0 0 0 2018 31 100 0 0 0 0 0 0 0 0 2019 31 100 0 0 0 0 0 0 0 0 2020 30 97 1 3 0 0 0 0 0 0 2021 27 87 4 13 0 0 0 0 0 0 MEAN 29 93 2 7 0 0 0 0 0 0 SD 3 3 0 0 0