Year,Fall_kg_tow,Fall_kg_tow_MA_3,BMSY_half,BMSY_proxy_kg_tow 1960,,,0.16,0.31 1961,,,0.16,0.31 1962,,,0.16,0.31 1963,0.4979,,0.16,0.31 1964,0.3263,,0.16,0.31 1965,0.4753,0.4331,0.16,0.31 1966,0.323,0.3748,0.16,0.31 1967,0.152,0.3167,0.16,0.31 1968,0.385,0.2867,0.16,0.31 1969,0.29,0.2757,0.16,0.31 1970,0.232,0.3023,0.16,0.31 1971,0.157,0.2263,0.16,0.31 1972,0.332,0.2403,0.16,0.31 1973,0.311,0.2667,0.16,0.31 1974,0.123,0.2553,0.16,0.31 1975,0.076,0.17,0.16,0.31 1976,0.039,0.0793,0.16,0.31 1977,0.376,0.1637,0.16,0.31 1978,0.45,0.2883,0.16,0.31 1979,0.182,0.336,0.16,0.31 1980,0.343,0.325,0.16,0.31 1981,0.119,0.2147,0.16,0.31 1982,0.039,0.167,0.16,0.31 1983,0.146,0.1013,0.16,0.31 1984,0.199,0.128,0.16,0.31 1985,0.21,0.185,0.16,0.31 1986,0.209,0.206,0.16,0.31 1987,0.095,0.1713,0.16,0.31 1988,0.284,0.196,0.16,0.31 1989,0.128,0.169,0.16,0.31 1990,0.194,0.202,0.16,0.31 1991,0.167,0.163,0.16,0.31 1992,0.126,0.1623,0.16,0.31 1993,0.227,0.1733,0.16,0.31 1994,0.099,0.1507,0.16,0.31 1995,0.189,0.1717,0.16,0.31 1996,0.176,0.1547,0.16,0.31 1997,0.232,0.199,0.16,0.31 1998,0.028,0.1453,0.16,0.31 1999,0.07,0.1102,0.16,0.31 2000,0.154,0.0842,0.16,0.31 2001,0.287,0.1705,0.16,0.31 2002,0.1112,0.1841,0.16,0.31 2003,0.19,0.1961,0.16,0.31 2004,0.214,0.1717,0.16,0.31 2005,0.131,0.1783,0.16,0.31 2006,,,0.16,0.31 2007,,,0.16,0.31