The estimates run from two or three years to the end of the decade.

Estimates for all the later projects run to another $11 million or so.

In 2003, some estimates ran 100 times larger, $10 billion.

Rough estimates of the industry cost run beyond $200 million.

All companies are going to be hit with huge capital costs; some estimates run to $50 billion for the industry in this decade.

There are no official figures; estimates run from well below 100,000 to up to 200,000.

It is not clear how many residents are at the ranch now, but local estimates run from 50 to 100.

Some estimates run to 100,000 or more, but a widely accepted figure is between 25,000 and 30,000.

Yet conservative estimates run into the thousands, and a more realistic figure may well be higher.

The official Government figure is about 300 deaths, while some independent estimates run in the thousands.