Tuvalu
0-14 years: 30.8% (male 1,823/female 1,756)
15-64 years: 64.2% (male 3,620/female 3,847)
65 years and over: 5.1% (male 229/female 361) (2005 est.)
Uganda
0-14 years: 50.1% (male 6,875,663/female 6,784,378)
15-64 years: 47.7% (male 6,511,867/female 6,494,859)
65 years and over: 2.2% (male 263,790/female 338,925) (2005 est.)
Ukraine
0-14 years: 15.6% (male 3,783,725/female 3,619,754)
15-64 years: 68.8% (male 15,619,989/female 16,992,628)
65 years and over: 15.6% (male 2,497,851/female 4,911,389) (2005
est.)
United Arab Emirates
0-14 years: 25.3% (male 331,269; female 317,977)
15-64 years: 71.1% (male 1,115,826; female 707,058)
65 years and over: 3.6% (male 66,404; female 24,678) (2005 est.)
United Kingdom
0-14 years: 17.7% (male 5,490,592/female 5,229,691)
15-64 years: 66.5% (male 20,329,272/female 19,855,862)
65 years and over: 15.8% (male 4,063,357/female 5,472,683) (2005
est.)
United States
0-14 years: 20.6% (male 31,095,725/female 29,703,997)
15-64 years: 67% (male 98,914,382/female 99,324,126)
65 years and over: 12.4% (male 15,298,676/female 21,397,228) (2005
est.)
Uruguay
0-14 years: 23.2% (male 403,041/female 389,427)
15-64 years: 63.6% (male 1,076,960/female 1,095,833)
65 years and over: 13.2% (male 183,877/female 266,782) (2005 est.)
Uzbekistan
0-14 years: 33.5% (male 4,575,443/female 4,408,146)
15-64 years: 61.7% (male 8,201,993/female 8,371,933)
65 years and over: 4.8% (male 528,334/female 765,346) (2005 est.)
Vanuatu
0-14 years: 33.3% (male 35,039/female 33,553)
15-64 years: 63.1% (male 66,311/female 63,502)
65 years and over: 3.6% (male 3,878/female 3,471) (2005 est.)
Venezuela
0-14 years: 29.9% (male 3,909,876/female 3,667,958)
15-64 years: 65% (male 8,287,255/female 8,209,599)
65 years and over: 5.1% (male 590,236/female 710,357) (2005 est.)