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 Lithuania of Lublin was held till the partitions. There was much devastation and population loss throughout the GDL in the mid and late 17th century, including the ethnic Lithuanian population in Vilnius voivodeship. Besides devastation, the Ruthenian population declined proportionally after the territorial losses to the Russian Empire. In 1770 there were about 4.84 million inhabitants in GDL, of which the largest ethnic group were Ruthenians, about 1.39 million – Lithuanians. The voivodeships with a majority ethnic Lithuanian population were Vilnius, Trakai and Samogitian voivodeships, and these three voivodeships comprised the political center of the state. In the southern angle of