Demographics of Indonesia local ethnic languages are the first language of most Indonesians and are still important. Indonesia demographic composition has a relatively young population. According to 2011 estimate, total median age of Indonesia is 28.2 years. Total Fertility Rate (TFR) (Wanted Fertility Rate) and Crude Birth Rate (CBR): Total fertility rate (TFR) and population over age 60 by region as of 2010: Source: "UN World Population Prospects" There are over 300 ethnic groups in Indonesia. 95% of those are of Native Indonesian ancestry. Javanese is the largest group with 100 million people (42%), followed by Sundanese who number nearly 40 million (15%).
Demographics of Kyrgyzstan million in 2007. Of those, 34.4% are under the age of 15 and 6.2% are over the age of 65. The country is rural: only about one-third of Kyrgyzstan's population live in urban areas. The average population density is 69 people per square mile (29 people per km²). The nation's largest ethnic group are the Kyrgyz, a Turkic people, which comprise 70.9% of the population (2009 census). Other ethnic groups include Russians (9.0%) concentrated in the north and Uzbeks (14.5%) living in the south. Small but noticeable minorities include Dungans (1.9%), Uyghurs (1.1%), Tajiks (1.1%), Kazakhs (0.7%) and Ukrainians (0.5%),