During a severe economic downturn, a nation experiences a nominal GDP contraction of 2.1% (a growth rate of -2.1%. Over the same period, the annual inflation rate is recorded at 3.4% and the population grows by 0.8%. What is the approximate percentage change in the country's real GDP per capita?
−4.7%-4.7\%−4.7%
−5.5%-5.5\%−5.5%
+0.5%+0.5\%+0.5%
−6.3%-6.3\%−6.3%