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MADISON, Wis.--([ BUSINESS WIRE ])--MGE Energy, Inc. (Nasdaq: MGEE) today published its investor newsletter Interim Report with the following topics:

- MGE Energy increases dividend for 37th consecutive year
- Solid second-quarter earnings
- Dividend tax rate set to expire
- MGE lobbying reports
- MGE expands natural gas markets
- Hot summer increases power demands

The newsletter is available on MGE Energy's website at [ http://www.mgeenergy.com/interimreport ].

Interim Report is published quarterly to provide investors with information about MGEEnergy, its primary subsidiary Madison Gas and Electric and its service area.

MGE Energy is an investor-owned public utility holding company headquartered in the state capital of Madison, Wis. It is the parent company of Madison Gas and Electric, which generates and distributes electricity in Dane County, Wis., and purchases and distributes natural gas in seven south-central and western Wisconsin counties.

MGE Energy's assets total approximately $1.5billion. It has 712 employees, more than 36,000 stockholders of record and its 2011 revenues were $546 million.