The Norwegian Credit Bank estimated in 1977 that about $10 billion would be invested in Norwegian oil and gas in the seven-year period from 1977 through 1983. Since the Norwegian oil adventure lies mostly in the future, one can draw a variety of conclusions regarding costs and income. The chart showed the accumulated cash flow from petroleum production on the Norwegian continental shelf, including Ekofisk, Frigg, and Statfjord. The long-term program for 1978-1981 concluded its discussion of this subject with the statement that the government would make recommendations to the Parliament when they became more relevant. There are various ways of looking at the foreign debt, both public and private. The government view was reflected in the long-term program for 1978-1981. The Norwegian public has only become aware of what is going on relatively, as the press has begun to publish feature stories on the foreign debt.