THE realty boards of both counties will remain autonomous, and will each have an ownership interest in the merged service.

Single-family home sales are reported in most areas by local realty boards.

There is no realty board covering all of Brooklyn, and so no multiple listings to indicate sales volume.

Most buildings have budgeted for an average incease of 5 percent a year for service employees, an official close to the realty board said.

Single-family home sales are reported by local realty boards.

Comprehensive numbers for Brooklyn sales were not available because the borough has no central realty board.

The data was compiled by the association's 43 local realty boards.

Sales of single-family homes are reported by local realty boards, based on numbers from their multiple-listing services.

The gap between the two offers, as stated by the realty board, was also 3 percentage points.

Sales volume also indicated a robust year, according to local realty boards.