Year,Biomass_kmt,NEFSC_clam_biomass_kmt
1981,1020,
1982,1036,1069
1983,1059,983
1984,1083,1308
1985,1141,
1986,1225,1641
1987,1271,
1988,1290,
1989,1289,1395
1990,1285,
1991,1283,
1992,1290,975
1993,1476,
1994,1613,2809
1995,1709,
1996,1780,
1997,1842,2429
1998,1824,
1999,1799,1654
2000,1723,
2001,1628,
2002,1531,1510
2003,1415,
2004,1292,
2005,1170,815