Shown here are the net inward and outward foreign direct investment (from non-EU countries) as a percentage of GDP fi gures in Bulgaria as reported by Eurostat over an 11-year period. Use these data to calculate a Spearman’s rank correlation to determine the degree of association between inward and outward FDI in Bulgaria over this period. Was the association strong? Comment. Year Inward FDI from non-EU Countries (% of GDP) Outward FDI from non-EU Countries (% of GDP) 1 5.8 0.1 2 7.7 0 3 5 0.1 4 3.8 0.2 5 10.1 0.1 6 13.4 –0.8 7 13.6 1.1 8 23.5 0.5 9 29.4 0.7 10 18.9 1.4 11 9.4 –0.3