Year,Fall_kg_tow,Fall_kg_tow_MA_3,BMSY_half,BMSY_proxy_kg_tow 1965,,,0.015,0.029 1966,,,0.015,0.029 1967,0.0195,,0.015,0.029 1968,0.0032,,0.015,0.029 1969,0.0019,0.0082,0.015,0.029 1970,0.009,0.0047,0.015,0.029 1971,0.0014,0.0041,0.015,0.029 1972,0.0165,0.0089,0.015,0.029 1973,0.0119,0.0099,0.015,0.029 1974,0.0123,0.0135,0.015,0.029 1975,0.0042,0.0094,0.015,0.029 1976,0.0243,0.0136,0.015,0.029 1977,0.0202,0.0162,0.015,0.029 1978,0.0073,0.0173,0.015,0.029 1979,0.0103,0.0126,0.015,0.029 1980,0.0895,0.0357,0.015,0.029 1981,0.0792,0.0597,0.015,0.029 1982,0.006,0.0583,0.015,0.029 1983,0.001,0.0287,0.015,0.029 1984,0.0294,0.0121,0.015,0.029 1985,0.0053,0.0119,0.015,0.029 1986,0.0026,0.0124,0.015,0.029 1987,0.0284,0.0121,0.015,0.029 1988,0.0212,0.0174,0.015,0.029 1989,0.0176,0.0224,0.015,0.029 1990,0.0227,0.0205,0.015,0.029 1991,0.0051,0.0151,0.015,0.029 1992,0.0346,0.0208,0.015,0.029 1993,0.0214,0.0204,0.015,0.029 1994,0.0728,0.043,0.015,0.029 1995,0.0395,0.0446,0.015,0.029 1996,0.0433,0.0519,0.015,0.029 1997,0.013,0.0319,0.015,0.029 1998,0.0501,0.0355,0.015,0.029 1999,0.0673,0.0435,0.015,0.029 2000,0.033,0.0501,0.015,0.029 2001,0.121,0.0738,0.015,0.029 2002,0.052,0.0687,0.015,0.029 2003,0.0335,0.0688,0.015,0.029 2004,0.048,0.0445,0.015,0.029 2005,0.065,0.0488,0.015,0.029 2006,,,0.015,0.029 2007,,,0.015,0.029