The books, whose worth is estimated at $6 million, will be given out to children over five years.

In its issue out today, it estimated her worth at $623 million.

The paper went on to estimate his worth at more than $5 billion.

The average worth of each painting is estimated to be between $300,000 and $650,000.

Business Week estimated the family's net worth in 2000 to be more than $1 billion.

By the late 1980s, each man estimated his net worth at over $100 million.

With a net worth estimated at $1.4 billion, he clearly has the means to do so.

As of 2007 his net worth was estimated at $4.0 billion.

As of 2009 his net worth was estimated at $1.3 billion.

Her Net worth is estimated to be around $300 million.