spy monthly returns for 1999-2005

SPY had its best month between 1999 and 2005 in March 2000, returning 9.5%.

ASSET MONTH % RETURN
SPY
January 1999
3.47%
SPY
February 1999
-3.98%
SPY
March 1999
4.07%
SPY
April 1999
2.75%
SPY
May 1999
-2.42%
SPY
June 1999
5.6%
SPY
July 1999
-3.1%
SPY
August 1999
-0.52%
SPY
September 1999
-2.88%
SPY
October 1999
7.08%
SPY
November 1999
2.04%
SPY
December 1999
5.69%
SPY
January 2000
-5.86%
SPY
February 2000
-1.65%
SPY
March 2000
9.54%
SPY
April 2000
-3.35%
SPY
May 2000
-2.56%
SPY
June 2000
1.35%
SPY
July 2000
-1.68%
SPY
August 2000
6.07%
SPY
September 2000
-6.05%
SPY
October 2000
-0.92%
SPY
November 2000
-7.01%
SPY
December 2000
-1.2%
SPY
January 2001
3.8%