The following information was taken from the segmented income statement of Restin, Inc., and the company's three divisions:

Restin, Los Angeles Bay Area Central Valley
Inc. Division Division Division
Revenues $1,168,000 $336,000 $371,000 $461,000
Variable operating expenses 654,800 184,800 205,000 265,000
Controllable fixed expenses 261,000 82,000 92,000 87,000
Noncontrollable fixed expenses 111,000 32,000 37,000 42,000

In addition, the company incurred common fixed costs of $23,100. Bay Area's segment profit margin is ________.