Estimates range from 500,000 to 2,000,000 men who were involved at any time during the war.

Estimates range from around 500,000 to one million per race.

Estimates range from 1,100 to 400, with the lower number being much more likely.

Estimates range between 1,600 and 3,000 different police forces in total.

Current estimates range from 12 to 17 billion years old.

The estimates of community and church leaders range from 75,000 people to more than 150,000, but others say the figure may be much lower.

Estimates range from just under 4,000 to greater than 8,000.

Estimates range from a few hundred to more than 1,600.

Estimates range from 3,000 to 35,000, but no one really knows.

Estimates range from 30% to 50% of the population died within a generation.