total value of msft in 2011

On December 30, 2011, Microsoft (MSFT) had a market capitalization of $172.5B, based on 8.47B shares at a price of $20.38.

DATE CLOSE VOLUME OUTSTANDING MARKET CAP
December 30 2011
$20.38
27,395,700
8,465,000,000
$172,538,709,000.00
December 29 2011
$20.43
22,616,900
8,465,000,000
$172,937,410,500.00
December 28 2011
$20.27
29,822,500
8,465,000,000
$171,608,405,500.00
December 27 2011
$20.45
21,287,200
8,465,000,000
$173,070,311,000.00
December 23 2011
$20.44
23,205,800
8,465,000,000
$173,004,284,000.00
December 22 2011
$20.26
35,794,100
8,465,000,000
$171,542,378,500.00
December 21 2011
$20.23
64,132,500
8,465,000,000
$171,209,704,000.00
December 20 2011
$20.44
60,767,600
8,465,000,000
$173,004,284,000.00
December 19 2011
$20.05
52,258,300
8,465,000,000
$169,680,925,000.00
December 16 2011
$20.41
101,408,100
8,465,000,000
$172,804,510,000.00
December 15 2011
$20.07
46,213,900
8,465,000,000
$169,880,699,000.00
December 14 2011
$20.09
47,926,400
8,465,000,000
$170,079,626,500.00
December 13 2011
$20.23
54,581,100
8,465,000,000
$171,209,704,000.00
December 12 2011
$20.03
38,945,900
8,465,000,000
$169,548,024,500.00
December 09 2011
$20.18
53,788,500
8,465,000,000
$170,811,002,500.00
December 08 2011
$19.94
60,522,200
8,465,000,000
$168,816,648,500.00
December 07 2011
$20.10
62,667,000
8,465,000,000
$170,146,500,000.00
December 06 2011
$20.15
46,175,300
8,465,000,000
$170,545,201,500.00
December 05 2011
$20.18
56,818,400
8,465,000,000
$170,811,002,500.00
December 02 2011
$19.80
52,293,800
8,465,000,000
$167,620,544,000.00
December 01 2011
$19.85
48,545,400
8,465,000,000
$168,019,245,500.00
November 30 2011
$20.08
81,350,900
8,465,000,000
$170,013,599,500.00
November 29 2011
$19.50
40,917,100
8,465,000,000
$165,095,434,500.00
November 28 2011
$19.53
46,766,700
8,465,000,000
$165,294,362,000.00
November 25 2011
$19.08
26,164,600
8,465,000,000
$161,506,274,500.00