Use the following information relating to a market-capitalization-weighted equity index:

Security	Shares Outstanding	Price at the End of 2009 ($)	Price at the End of 2010 ($)	Dividends per Share ($)
A	4,000	30	36	0.85
B	12,000	25	21	2.15
C	7,000	40	47	1.12

Assume that all dividend payments are made at the end of the year.

The total return on the index is closest to:

1. 8.86%
2. 3.57%
3. 7.50%