During the current year, OutlyTech Corp. expected to sell 24,400 telephone switches. Fixed costs for the year were expected to be $12,212,100, the unit sales price was budgeted at $3,280, and unit variable costs were budgeted at $1,474. OutlyTech's margin of safety (MOS) in units is (rounded up to nearest whole number): 19,402 17,638 16,756 20,284 21,166