Namibia
0-14 years: 35.9% (male 381,904/female 375,059)
15-64 years: 60.2% (male 641,995/female 627,146)
65 years and over: 3.9% (male 36,894/female 45,667) (2009 est.)
Nauru
0-14 years: 34.7% (male 2,482/female 2,384)
15-64 years: 63.2% (male 4,362/female 4,495)
65 years and over: 2.1% (male 151/female 145) (2009 est.)
Nepal
0-14 years: 36.6% (male 5,327,484/female 5,127,178)
15-64 years: 59.2% (male 8,094,494/female 8,812,675)
65 years and over: 4.2% (male 566,666/female 634,880) (2009 est.)
Netherlands
0-14 years: 17.4% (male 1,485,873/female 1,416,999)
15-64 years: 67.7% (male 5,720,387/female 5,604,014)
65 years and over: 14.9% (male 1,070,496/female 1,418,230) (2009
est.)
Netherlands Antilles
0-14 years: 22.7% (male 26,429/female 25,162)
15-64 years: 67.7% (male 74,183/female 79,434)
65 years and over: 9.6% (male 8,875/female 12,966) (2009 est.)
New Caledonia
0-14 years: 26.8% (male 31,191/female 29,870)
15-64 years: 65.8% (male 75,189/female 74,552)
65 years and over: 7.3% (male 7,681/female 8,953) (2009 est.)
New Zealand
0-14 years: 20.7% (male 447,174/female 424,522)
15-64 years: 66.5% (male 1,404,143/female 1,399,530)
65 years and over: 12.8% (male 244,986/female 293,063) (2009 est.)
Nicaragua
0-14 years: 33.8% (male 1,013,866/female 976,430)
15-64 years: 62.9% (male 1,847,756/female 1,857,264)
65 years and over: 3.3% (male 85,782/female 110,101) (2009 est.)
Niger
0-14 years: 49.6% (male 3,840,379/female 3,758,674)
15-64 years: 48% (male 3,658,361/female 3,690,373)
65 years and over: 2.3% (male 159,984/female 198,481) (2009 est.)
Nigeria
0-14 years: 41.5% (male 31,624,050/female 30,242,637)
15-64 years: 55.5% (male 42,240,641/female 40,566,672)
65 years and over: 3.1% (male 2,211,840/female 2,343,250) (2009 est.)