Original sentence: In 1960, at the initiation of Salazar's more outward-looking economic policy, Portugal's per capita GDP was only 38 percent of the EC-12 average; by the end of the Salazar period, in 1968, it had risen to 48 percent; and in 1973, on the eve of the revolution, Portugal's per capita GDP had reached 56.4 percent of the EC-12 average
Edited sentence: In 1960, at the initiation of Salazar's more outward-looking economic policy, Portugal's per capita GDP was only 38 percent of the EC-12 average; by the end of the Salazar period, in 1968, it had risen to 48 percent; and in 1973, on the eve of the revolution, Portugal's per capita GDP had reached 56.4 percent of the EC-12 average (though the figure is necessarily dampened by the 40% of the budget that went to African wars)