}
		if got, expected := float64NaNTo0(subjectResults.Average), float64NaNTo0(checkResults.Average); float64close(got, expected) {
			uss.t.Logf("%s last=%v got SeatDemand average of %v and expected %v", uss.name, last, got, expected)
		} else {
			uss.t.Errorf("%s last=%v got SeatDemand average of %v but expected %v", uss.name, last, got, expected)
		}