enron hpl actuals june 9 12 2000 june 9 2000 teco tap 22 500 enron 38 750 hpl iferc texoma 5 833 enron ls hpl lsk ic 11 667 enron june 10 2000 teco tap 41 250 enron june 11 2000 teco tap 40 000 enron 50 000 hpl iferc