The date of Indonesia's 1985 intercensal survey showed interprovincial migration towards the eastern part of the country due to transmigration programs as well as to a higher rate of migration among better educated people. The population of the southeastern and western islands was 2,720,000 in 1980 vs. 2,990,000 in 1985, population density per square km was 148, and the rate of growth from 1971-80 was 2.36% vs. 1.91% from 1980-85. The inhabitants of the southeastern and eastern islands numbered 2,740,000 in 1980 vs. 3,060,000 in 1985, density was 64, and the rate of growth from 1971-80 was 1.95% vs. 2.26% from 1980-85. East Timor's population numbered 630,000 in 1985 with a density of 42 and a growth rate of 2.58% in the period of 1980-85. The population of North Celebes was 2,120,000 in 1980 and 2,310,000 in 1985 with a density of 122 and a growth rate of 2.31% from 1971-80 and 1.8% from 1980-85. Middle Celebes numbered 1,280,000 in 1989 and 1,510,000 in 1985 with a density of 22 and a growth rate of 3.86% from 1971-80 and 3.22% from 1980-85. South Celebes had 6,060,000 people in 1980 and 6.610,000 in 1985 with a density of 91 and a growth rate of 1.74% from 1971-80 and 1.74% from 1980-85. Southeast Celebes had a population of 940,000 in 1980 vs. 1,120,000 in 1985 with a density of 40 and a growth rate of 3.09% from 1971-80 and 3.51% from 1980-85. THe Mollucas totalled 1,410,000 in 1980 and 1.610,000 in 1985 with a density of 22 and growth rate of 2.88% from 1971-80 and 2.66% from 1980-85. Iran and Jaya numbered 1,170,000 in 1980 and 1,370,000 in 1985 with a density of 3 and growth rate of 2.67% from 1971-80 and 3.15% from 1980-85. The whole of eastern Indonesia had a population of 18,440,000 in 1980 and 21,210,000 in 1985 with a density of 62 and growth rate of 2.89% from 1971-80 and 2.83 from 1980-85. The movement of people from the southern part of Celebes was the most massive interprovincial migration in eastern Indonesia.