enron actuals july 14 thru 16 2000 july 14 teco tap 10 000 enron 60 000 hpl iferc ls hpl katy 30 000 enron july 15 teco tap 10 000 enron 95 000 hpl iferc ls hpl katy 30 000 enron july 16 teco tap 10 000 enron 55 000 hpl iferc ls hpl katy 30 000 enron