Statistics for North Shore Surf Heights (H1/10,ft Peak Face): NOVEMBER 1968 - 2021 Small Medium High Xtra-Large Giant (< 8 ) (8-14 ) (15-24 ) (25-39 ) (40+ ) year # days % # days % # days % # days % # days % ----- ------ --- ------ --- ------ --- ------ --- ------ --- 1968 1 3 12 40 16 53 1 3 0 0 1969 3 10 16 53 9 30 2 7 0 0 1970 2 7 14 47 11 37 2 7 1 3 1971 3 10 16 53 7 23 3 10 1 3 1972 1 3 13 43 9 30 5 17 2 7 1973 6 20 12 40 10 33 2 7 0 0 1974 1 3 13 43 12 40 3 10 1 3 1975 6 20 6 20 11 37 7 23 0 0 1976 0 0 6 20 17 57 4 13 3 10 1977 3 10 15 50 10 33 2 7 0 0 1978 1 3 8 27 16 53 5 17 0 0 1979 1 3 16 53 13 43 0 0 0 0 1980 0 0 12 40 15 50 3 10 0 0 1981 1 3 14 47 14 47 1 3 0 0 1982 3 10 13 43 11 37 2 7 1 3 1983 1 3 15 50 11 37 2 7 1 3 1984 1 3 18 60 8 27 3 10 0 0 1985 2 7 13 43 11 37 3 10 1 3 1986 8 27 9 30 8 27 2 7 3 10 1987 1 3 12 40 15 50 2 7 0 0 1988 8 27 12 40 9 30 1 3 0 0 1989 8 27 9 30 10 33 2 7 1 3 1990 8 27 12 40 7 23 3 10 0 0 1991 3 10 14 47 10 33 3 10 0 0 1992 7 23 7 23 15 50 1 3 0 0 1993 9 30 10 33 10 33 1 3 0 0 1994 19 63 8 27 3 10 0 0 0 0 1995 5 17 16 53 7 23 1 3 1 3 1996 5 17 15 50 2 7 5 17 3 10 1997 3 10 15 50 12 40 0 0 0 0 1998 2 7 18 60 6 20 4 13 0 0 1999 7 23 14 47 9 30 0 0 0 0 2000 3 10 9 30 12 40 6 20 0 0 2001 1 3 10 33 16 53 3 10 0 0 2002 2 7 15 50 6 20 5 17 2 7 2003 7 23 11 37 10 33 2 7 0 0 2004 7 23 15 50 8 27 0 0 0 0 2005 9 30 11 37 8 27 2 7 0 0 2006 9 30 15 50 6 20 0 0 0 0 2007 7 23 11 37 11 37 1 3 0 0 2008 7 23 16 53 4 13 3 10 0 0 2009 5 17 11 37 12 40 2 7 0 0 2010 7 23 11 37 11 37 1 3 0 0 2011 13 43 15 50 2 7 0 0 0 0 2012 10 33 12 40 8 27 0 0 0 0 2013 12 40 7 23 9 30 1 3 1 3 2014 3 10 13 43 12 40 2 7 0 0 2015 18 60 8 27 4 13 0 0 0 0 2016 6 20 12 40 6 20 4 13 2 7 2017 6 20 14 47 8 27 2 7 0 0 2018 10 33 9 30 8 27 2 7 1 3 2019 8 27 12 40 9 30 1 3 0 0 2020 9 30 15 50 6 20 0 0 0 0 2021 13 43 10 33 6 20 1 3 0 0 MEAN 6 19 12 41 10 32 2 7 0 2 SD 4 3 4 2 1