MOSCOW, November 22 (RIA Novosti, compiled by Peter Lavelle) - The Russian government's decision to increase the state's stake in Gazprom to 50% plus one share and allow foreign ownership of the balance puts to end what is called the "ring fence."

Gazprom's share regime before July 2005 - "ring fence"

Russian government 38.37%

Rosgazifikatsiya 0.89%

E.ON Ruhrgas** 3.50%

Gerosgas*** 2.93%

Treasury shares 14.12%

Local shares (free float) 36.77%

ADS free float 3.42%

Gazprom's share regime after July 2005

Russian government 38.37%

Rozneftegaz* 12.74%

Rosgazifikatsiya 0.89%

E.ON Ruhrgas ** 3.50%

Gerosgas*** 2.93%

Treasury shares 4.50%

Total free float**** 39.07%

* 100% state-owned

** 2.5% held directly and 1% in the form of ADS

*** 51/49 JV between Gazprom and E.ON Ruhrgas

**** Including ADS and local shares

(Source: Company data)