First-quarter sales in 1988 fell 36 percent from a year earlier.
Ten years ago, only 17 homes, or 18 percent of first-quarter sales, were sold for more than $1 million.
That followed a decline of 27.4 percent in first-quarter sales a year ago.
First-quarter sales rose 28 percent, to $1.27 billion, compared with $992 million in the first quarter of 1995.
First-quarter sales rose 1 percent to 1.8 billion marks, the company said.
First-quarter sales hit their peak in 2005, when 135 homes sold.
First-quarter sales were up, but at a cost - falling prices.
His resignation comes after the company reported that first-quarter sales had fallen 12.1 percent from the level a year earlier.
Retailers said first-quarter sales were equal to or up slightly from a year earlier.
But an analysis of first-quarter sales suggests that all is not rosy.