[OC] Bivariate choropleth mapping life expectancy against GDP per capita for 195 countries

Countries are split into terciles on each axis and colored using a 3×3 bivariate scheme (Joshua Stevens style). Tercile boundaries: GDP/capita at $3,436 and $12,797; life expectancy at 70.7 and 76.9years. A few things that jumped out: The general pattern isn't surprising — wealthier countries tend to live longer (no surprise here). But the exceptions [...]