Percentage of Total Government Revenue from Oil, 1967-1990 A 2-column table with 7 rows titled Percentage of Total Government Revenue from Oil, 1967 to 1990. Column 1 is labeled Year with entries 1967, 1971, 1975, 1979, 1983, 1987, 1990. Column 2 is labeled Percentage with entries 18.26, 25.99, 80.81, 66.30, 67, 75.80, 97.24. Based on the chart, what would most likely happen if the demand for oil decreased after 1990? The government would go bankrupt. Government revenue would decline. The government would seek foreign loans. Government revenue would double.