The U.S. housing market has shown a significant surge in the number of existing residential buildings sold. The latest data shows that existing home sales have reached an annualized rate of 4.15 million, a figure that has surpassed the forecasted number and the previous month's data.

The actual number of 4.15 million existing home sales has outperformed the forecasted figure of 4.09 million. This increase indicates a stronger housing market than initially predicted and suggests a bullish outlook for the U.S. dollar.

In comparison to the previous month's data, the actual number of existing home sales has also seen a substantial rise. The previous figure stood at 3.96 million, meaning that the current actual number of 4.15 million represents a growth of nearly 200,000 sales.

This rise in existing home sales is a key indicator of overall economic strength. The housing market is often considered a barometer for the general health of the economy, reflecting consumer confidence and spending power. Therefore, the surge in sales suggests that the U.S. economy is currently robust and resilient.

Moreover, the higher than expected reading of existing home sales implies a positive outlook for the U.S. dollar. This is because a strong housing market often leads to increased consumer spending, which in turn, can strengthen the currency.

In conclusion, the latest data on existing home sales paints a picture of a robust U.S. economy, underpinned by a strong housing market. The actual sales figure, which has surpassed both the forecasted number and the previous month's figure, suggests a bullish outlook for the U.S. dollar and indicates overall economic strength.