The demographics of Indonesia constitutes of 137,990,000 women and 139,435,000 men, which means there are 1,011 men per 1000 women.
Due to its location along the south-western arm of the Ring of Fire, Indonesia has about 400 volcanoes within its borders, with at least 90 still active in some way.
Regions Where Population Is Decreasing Central Europe and Baltic is probably the only region globally that has consistently recorded a decline in population over the last three decades.