The most a family of four can earn is $47,300.

A family of four can earn no more than $50,720.

If the family could not earn 200 points, they won £2 per point, up to £398.

A family of four must earn less than $35,000 a year.

The top rate for a family of four earning less than $40,000 a year would be 7 percent.

But by the early 90's, a family earning $50,000 would have a 2 in 3 chance of making between $30,000 and $70,000 the following year.

Those homes would go to families earning between $25,000 and $50,000 a year.

Over 90 percent of these benefits go to families earning more than $50,000 a year.

For a family of three, that means families earning between $24,661 and $31,326 a year.

A family earning $50,000 got a tax cut of around $1,000.