SPY performance during Jan OPX week-

Jan 2009: DOWN 6%
Jan 2008: DOWN 5%
Jan 2007: UP 0.5%
Jan 2006: DOWN 0.1%
Jan 2005: DOWN 1.7%
Jan 2004: UP 1.5%
Jan 2003: DOWN 3%
Jan 2002: DOWN 1.6%
Jan 2001: UP 1.8%
Jan 2000: DOWN 1.6%
Jan 1999: DOWN 2.7%

Since 1999, 8 out of 11 Jan OPX weeks were negative.