public void setNumberOfValuesForTrendCalculation(final int NUMBER) {
        if (null == numberOfValuesForTrendCalculation) {
            _numberOfValuesForTrendCalculation = NUMBER;
        } else {
            if (!numberOfValuesForTrendCalculation.isBound()) {
                numberOfValuesForTrendCalculation.set(NUMBER);
            }
        }
    }
Returns a timeout period in ms which is used e.g. in the TimelineTileSkin
@return a timeout period in ms which is used e.g. in the TimelineTileSkin
src/main/java/eu/hansolo/tilesfx/Tile.java