#   Block found at   Duration   Total shares    Your shares    Your BTC reward    Block #   Block value   Validity
19193    2013-07-20 12:21:10    1:19:38    13418608    3668    0.00000758    247548    25.15320000    99 confirmations left

This does not seem right for my stuff either.
no way only 3668 shares for over an hour.
something is going on.  I am sure slush is on it.