Exhibit 99.1

The table below specifies the date, quantity and weighted average price per share of Class B Common Stock sold by the Bill & Melinda Gates Foundation Trust during the period January 5, 2009 through March 5, 2009.  All of the transactions were affected on the New York Stock Exchange or through Electronic Communication Networks.

Trade Date	Quantity	Average Price Per Share
1/5/2009	300	$                              3,348.00
1/6/2009	200	$                              3,405.00
1/8/2009	770	$                              3,210.31
1/9/2009	100	$                              3,204.00
1/12/2009	100	$                              3,180.00
1/13/2009	800	$                              3,187.77
1/14/2009	300	$                              3,134.33
1/15/2009	800	$                              3,054.03
1/20/2009	400	$                              2,891.50
1/21/2009	500	$                              2,924.20
1/22/2009	1000	$                              2,930.00
1/23/2009	510	$                              2,873.31
1/26/2009	600	$                              2,876.17
1/27/2009	120	$                              2,852.67
1/28/2009	1000	$                              2,968.90
1/29/2009	500	$                              2,948.00
1/30/2009	900	$                              2,946.78
2/2/2009	500	$                              2,922.00
2/3/2009	600	$                              2,972.83
2/4/2009	560	$                              3,006.25
2/5/2009	700	$                              2,879.29
2/6/2009	1600	$                              2,910.99
2/9/2009	1500	$                              2,929.93
2/10/2009	490	$                              2,940.20
2/11/2009	2610	$                              2,878.62
2/12/2009	2830	$                              2,879.75
2/13/2009	1520	$                              2,869.21
2/17/2009	960	$                              2,781.27
2/18/2009	1000	$                              2,655.40
2/19/2009	700	$                              2,562.64
2/20/2009	1400	$                              2,403.45
2/23/2009	680	$                              2,397.06
2/24/2009	2300	$                              2,444.41
2/25/2009	1000	$                              2,536.97
2/26/2009	750	$                              2,576.96
2/27/2009	1156	$                              2,448.56
3/2/2009	1200	$                              2,428.65
3/3/2009	1000	$                              2,382.38
3/4/2009	1600	$                              2,427.26
3/5/2009	500	$                              2,325.09