Laos
0-14 years: 42.2% (male 1,255,172; female 1,242,823)
15-64 years: 54.6% (male 1,592,697; female 1,639,431)
65 years and over: 3.2% (male 87,192; female 104,230) (2003 est.)

Latvia
0-14 years: 15.1% (male 180,976; female 172,988)
15-64 years: 68.9% (male 774,133; female 844,856)
65 years and over: 16% (male 122,850; female 252,981) (2003 est.)

Lebanon
0-14 years: 27.1% (male 514,447; female 494,166)
15-64 years: 66.1% (male 1,177,773; female 1,286,433)
65 years and over: 6.8% (male 115,693; female 139,191) (2003 est.)

Lesotho
0-14 years: 37.7% (male 353,554; female 349,092)
15-64 years: 56.8% (male 516,017; female 541,694)
65 years and over: 5.5% (male 41,735; female 59,867) (2003 est.)

Liberia
0-14 years: 43.4% (male 724,960; female 716,831)
15-64 years: 53% (male 858,191; female 898,851)
65 years and over: 3.6% (male 59,539; female 58,804) (2003 est.)

Libya
0-14 years: 34.5% (male 970,026; female 929,174)
15-64 years: 61.4% (male 1,744,992; female 1,630,399)
65 years and over: 4.1% (male 109,262; female 115,221) (2003 est.)

Liechtenstein
0-14 years: 18.1% (male 2,979; female 3,008)
15-64 years: 70.6% (male 11,646; female 11,740)
65 years and over: 11.3% (male 1,538; female 2,234) (2003 est.)

Lithuania
0-14 years: 17.6% (male 323,776; female 310,087)
15-64 years: 68.4% (male 1,188,171; female 1,268,035)
65 years and over: 14% (male 169,513; female 332,979) (2003 est.)

Luxembourg
0-14 years: 18.9% (male 44,182; female 41,640)
15-64 years: 66.9% (male 152,963; female 151,061)
65 years and over: 14.2% (male 26,060; female 38,251) (2003 est.)

Macau
0-14 years: 20.9% (male 51,078; female 47,118)
15-64 years: 71.8% (male 159,500; female 178,043)
65 years and over: 7.3% (male 13,930; female 20,234) (2003 est.)