public static MilliPct ofRatio(float value) {
        return new MilliPct(Float.valueOf(value * 100000f).intValue());
    }
@Test
    public void testOfRatio() {
        assertEquals(43211, MilliPct.ofRatio(0.43211f).intValue());
        assertEquals(-43211, MilliPct.ofRatio(-0.43211f).intValue());
    }