In the last months, crude prices have dropped about $5 to a worldwide average of $17 a barrel.

The residents of this area are exposed to a naturally occurring radiation dose ten times higher than the worldwide average.

Here is a worldwide average for a ten-year period ending in 2002.

That compares to about 2.7 children in Israel, the same figure as the worldwide average.

This compares to a worldwide average for all schools of 29.5 in 2010.

By contrast, malaria, an ancient illness, still kills a worldwide average of one million people annually - more than 2,700 per day.

They hold one in six parliamentary seats, matching the worldwide average.

These times we've been discussing so far have been worldwide averages.

By comparison, the worldwide average over that period was .51 fatal accidents per million flights.

However, the literacy rate of 74% is still lower than the worldwide average and the country suffers from a high dropout rate.