A benchmark market value index is comprised of three stocks. Yesterday the three stocks were priced at $14, $24, and $50. The number of outstanding shares for each is 740,000 shares, 640,000 shares, and 340,000 shares, respectively. If the stock prices changed to $18, $22, and $52 today respectively, what is the 1-day rate of return on the index?

	3.93%
	8.78%
	6.53%
	5.52%