Information from the PA PUC tells us what percentage of users have contracted their electricity supply:
Percentage of Commercial Customers Served By An Alternative Electricity Supplier:
Duquesne Light: 33.3%
MedEd: 19.2%
PECO: 39.4%
Penelec: 26.5%
Penn Power: 27.2%
PPL: 51.1%
UGI: 5.1%
West Penn Power: 21.3%
Percentage of Commercial KWH Electricity Load Served By An Alternative Electricity Supplier:
Duquesne Light: 66.5%
MedEd: 51%
PECO: 57.1%
Penelec: 59%
Penn Power: 27.2%
PPL: 92.8%
UGI: 5.1%
West Penn Power: 21.3%
http://www.oca.state.pa.us/Industry/Electric/elecstats/Stats1011.pdf
