In 2013 Mondays are not favored for an $SPX gain http://images.investorshub.advfn.com/images/uploads/2013/6/3/reqkhscratch0602a.png Also, based on the drop last Friday here are 2013 drops of 1% or worse. 3 Mondays, 3 Wednesdays and a Friday. http://images.investorshub.advfn.com/images/uploads/2013/6/1/ldlvxscratch0601a.png T