Query: What direction has infant mortality rate taken?
Context: Life expectancy increased from 44.8 years during the 1960s to 72.12 years in 2009. There was a noticeable decline of the infant mortality rate (during the 1970s to the 1980s the infant mortality rate was 101-132/1000 live births, in 2000 the rate was 50-60/1000, and in 2008 it was 28-30/1000).