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Breakdown of Member Directory by Year

Below is a breakdown of the number of OCS directory registrants by year.

1954	0%
1955	0%
1956	0%
1957	0%
1958	1%
1959	1%
1960	2%
1961	3%
1962	5%
1963	8%
1964	9%
1965	11%
1966	12%
1967	13%
1968	15%
1969	17%
1970	16%
1971	14%
1972	13%
1973	11%
1974	10%
1975	11%
1976	13%
1977	14%
1978	15%
1979	15%
1980	15%
1981	15%
1982	15%
1983	14%
1984	13%
1985	11%
1986	11%
1987	10%
1988	11%
1989	12%
1990	13%
1991	13%
1992	15%
1993	15%
1994	14%
1995	12%
1996	11%
1997	11%
1998	10%
1999	10%
2000	10%
2001	10%
2002	9%
2003	7%
2004	5%
2005	3%
2006	1%
2007	1%
2008	1%
2009	1%
2010	0%