!!!Did you know this about Djibouti? Did you know that Djibouti is among the top 10 of the 193 UN countries in the following 3 respects. #Lowest Point - meter: -155.0 (Rank 4). #Education expenditures - % of GDP: 8.4 (Rank 9). #Age Structure: 15-24 years - %: 22.0 (Rank 9).