!!!Did you know this about Sao Tome and Principe? Did you know that Sao Tome and Principe is very low in ranking among 193 countries in the following 13 respects. #Airports - : 2.0 (Rank 181). #Roadways - km: 320.0 (Rank 186). #Age Structure: 55-64 years - %: 3.5 (Rank 184). #Electricity - production - KWh: 30,000,000 (Rank 187). #Electricity - consumption - KWh: 27,900,000 (Rank 187). #Electricity - installed generating capacity - KW: 14,000 (Rank 181). #Refined petroleum products - consumption - bbl/day: 904.0 (Rank 183). #Refined petroleum products - imports - bbl/day: 889.0 (Rank 176). #Carbon dioxide emissions from consumption of energy - MT: 151,600 (Rank 180). #Exports - $: 12,100,000 (Rank 187). #Imports - $: 112,800,000 (Rank 189). #GDP (purchasing power parity) - $: 421,000,000 (Rank 190). #GDP (official exchange rate) - $: 311,000,000 (Rank 188).