sandp 500 monthly monthly returns for 1978

The S&P 500 (GSPC) had its best month in 1978 in April 1978, returning 8.6%.

ASSET MONTH % RETURN
the S&P 500 (GSPC)
January 1978
-6.15%
the S&P 500 (GSPC)
February 1978
-2.48%
the S&P 500 (GSPC)
March 1978
2.49%
the S&P 500 (GSPC)
April 1978
8.55%
the S&P 500 (GSPC)
May 1978
0.42%
the S&P 500 (GSPC)
June 1978
-1.76%
the S&P 500 (GSPC)
July 1978
5.39%
the S&P 500 (GSPC)
August 1978
2.59%
the S&P 500 (GSPC)
September 1978
-0.73%
the S&P 500 (GSPC)
October 1978
-9.16%
the S&P 500 (GSPC)
November 1978
0.61%
the S&P 500 (GSPC)
December 1978
1.16%