| Rank | Country | total | Median age |
79 | Trinidad and Tobago | 32.10 |  total: 32.1 years male: 31.6 years female: 32.7 years (2009 est.) |
80 | Mauritius | 31.90 |  total: 31.9 years male: 31 years female: 32.7 years (2009 est.) |
81 | Armenia | 31.50 |  total: 31.5 years male: 28.8 years female: 34.4 years (2009 est.) |
82 | Chile | 31.40 |  total: 31.4 years male: 30.4 years female: 32.4 years (2009 est.) |
83 | Seychelles | 31.40 |  total: 31.4 years male: 30.9 years female: 32 years (2009 est.) |
84 | Sri Lanka | 30.90 |  total: 30.9 years male: 29.9 years female: 31.8 years (2009 est.) |
85 | Qatar | 30.80 |  total: 30.8 years male: 32.8 years female: 25.4 years (2009 est.) |
86 | Cook Islands | 30.50 |  total: 30.5 years male: 29.8 years female: 31.1 years (2009 est.) |
87 | Saint Martin | 30.50 |  total: 30.5 years male: 29.5 years female: 31.3 years (2009 est.) |
88 | Bahrain | 30.10 |  total: 30.1 years male: 33.2 years female: 26.7 years (2009 est.) |
89 | Northern Mariana Islands | 30.10 |  total: 30.1 years male: 32.1 years female: 29.2 years (2009 est.) |
90 | United Arab Emirates | 30.10 |  total: 30.1 years male: 32 years female: 24.7 years (2009 est.) |
91 | Argentina | 30.00 |  total: 30 years male: 29 years female: 31 years (2009 est.) |