Complex sentence: After eight currency crises since the early 1970s, inflation peaked in 1989, reaching 3,000 percent per annum; per capita GDP was 10 percent lower than in 1980, social indicators deteriorated seriously, and the fiscal deficit reached 7.6 percent of GDP.
Split into simpler sentences: After eight currency crises since the early 1970s, inflation peaked in 1989, reaching 3,000 percent per annum. Per capita GDP was 10 percent lower than in 1980, social indicators deteriorated seriously, and the fiscal deficit reached 7.6 percent of GDP.