dow jones close december 31, 2013
dow jones close december 31, 2012
dow jones close december 31, 1988
dow jones close december 31, 1987
dow jones close december 31, 1986
dow jones close december 31, 1984
dow jones close december 31, 1983
dow jones close december 31, 1982
dow jones close december 31, 1980
dow jones close december 31, 1979
dow jones close december 31, 1978
dow jones close december 31, 1976
dow jones close december 31, 1975
dow jones close december 31, 1974
brk.a market cap in 1979
