public IntegerProperty averagingPeriodProperty() {
        if (null == averagingPeriod) {
            averagingPeriod = new IntegerPropertyBase(_averagingPeriod) {
                @Override protected void invalidated() {
                    getMovingAverage().setPeriod(get());
                    fireTileEvent(AVERAGING_EVENT);
                }
                @Override public Object getBean() { return Tile.this; }
                @Override public String getName() { return "averagingPeriod"; }
            };
        }
        return averagingPeriod;
    }
Defines the number values that should be used for
the averaging of values. The value must be in the
range of 1 - 1000.
@param PERIOD
src/main/java/eu/hansolo/tilesfx/Tile.java