!!!Did you know this about South Sudan? Did you know that South Sudan is among the top 10 of the 193 UN countries in the following 6 respects. #Maternal mortality rate - deaths/100,000 live births: 2,054 (Rank 1). #Population growth rate - %: 4.12 (Rank 3). #Ethnic groups: 18.0 (Rank 4). #Age Structure: 0-14 years - %: 45.8 (Rank 6). #Net migration rate - migrant(s)/1,000 population: 11.94 (Rank 9). #Total fertility rate - children born/woman: 5.43 (Rank 10).