Nauru
0-14 years: 37.5% (male 2,511/female 2,379)
15-64 years: 60.6% (male 3,895/female 4,012)
65 years and over: 1.9% (male 132/female 119) (2005 est.)
Nepal
0-14 years: 39% (male 5,575,157/female 5,221,794)
15-64 years: 57.3% (male 8,137,410/female 7,720,691)
65 years and over: 3.7% (male 499,039/female 522,456) (2005 est.)
Netherlands
0-14 years: 18.1% (male 1,523,316/female 1,453,232)
15-64 years: 67.8% (male 5,627,007/female 5,491,802)
65 years and over: 14.1% (male 974,037/female 1,338,097) (2005 est.)
Netherlands Antilles
0-14 years: 24.2% (male 27,302/female 26,002)
15-64 years: 67.3% (male 70,838/female 77,148)
65 years and over: 8.5% (male 7,673/female 10,995) (2005 est.)
New Caledonia
0-14 years: 29% (male 32,030/female 30,714)
15-64 years: 64.6% (male 70,294/female 69,506)
65 years and over: 6.4% (male 6,513/female 7,437) (2005 est.)
New Zealand
0-14 years: 21.4% (male 441,836/female 421,065)
15-64 years: 66.9% (male 1,356,095/female 1,343,728)
65 years and over: 11.7% (male 206,650/female 266,087) (2005 est.)
Nicaragua
0-14 years: 37.2% (male 1,036,487/female 999,226)
15-64 years: 59.7% (male 1,623,065/female 1,638,017)
65 years and over: 3.1% (male 73,935/female 94,370) (2005 est.)
Niger
0-14 years: 47.3% (male 2,811,539/female 2,704,498)
15-64 years: 50.6% (male 2,890,119/female 3,009,281)
65 years and over: 2.1% (male 130,953/female 119,547) (2005 est.)
Nigeria
0-14 years: 42.3% (male 27,466,766/female 27,045,092)
15-64 years: 54.6% (male 35,770,593/female 34,559,414)
65 years and over: 3.1% (male 1,874,157/female 2,055,966) (2005 est.)
Niue
0-14 years: NA
15-64 years: NA
65 years and over: NA