This excerpt taken from the STO 20-F filed Mar 31, 2005.
Status of pension plans reconciled to Consolidated Balance Sheets
Amounts recognized in the Consolidated Balance Sheets:
Weighted-average assumptions for the year ended (Profit and Loss items)
Weighted-average assumptions at end of year (Balance sheet items)
The accumulated benefit obligation (ABO) was NOK 15,018 million at December 31, 2004.