WSPP MEMBERSHIP

New Members Approved 6 New since last OC Mtg in 2003 New Member List

Duke Energy Marketing America, LLC Direct Energy Marketing, Inc Las Vegas Cogeneration II, LLC Waste Management Energy

Solutions, Inc ATCO Power Canada, Ltd Citigroup Energy, Inc

WSPP MEMBERSHIP

WSPP Growth...... 14 at original filing in 1987 45 at permanent filing in

1991 55 end of 1993 (1st marketer

Sept ‘93); 101 by end of ‘95 41 new in ‘96; 42 in ‘97; 28

in ‘98; 7 in ‘99; 18 in ‘00; 237 by end of 2000

18 in ‘01; 11* (net) in ’02; 16 in ’03; 3 in ‘04

285 members total0255075100125150175200225250275300

WSPP MEMBERSHIP

Membership by Classification New members approved bring total to

285 Balance of power still maintained

(relative to 90%) 56 IOU (20%) 87 Public (31%) 131 Marketer (46%) 10 IPP (3%) 1 QF (0%)

WSPP MEMBERSHIPMemberClassifications…. IOU’s 56 Publics 87 Marketers 131 IPP’s 10 QF’s 1

Total 285

45%

31%

20%

4%

0%

Mktr Public IOU

IPP QF