As the current's speed picked up, the sea within the circle became lower than the surface around it.

Literacy rate of the entire population is low, around 28%.

Others put their share lower - around 8.5 percent.

Human population density was very low, around only one person per square mile.

Unemployment is low around the world, and growth is strong.

In reality, the actual average tax rate can be lower than this, typically around 6.5%.

Between 1983 and the year 2000 the growth rate will probably be even lower at something around 2.5% per annum.

Literacy in their own language is quite low among Tày people, probably around 5% or less.

Carbon-13 ratios in tree tissues, though, are much lower, around 20 to 30 than carbon-12.

At the end of the operation, the final residual water content in the product is extremely low, around 1% to 4%.