Blackrock Inc.

31 Jan 19

30 Jan 19

08 Jul 16

04 Feb 11

09 Feb 07

Capital Group International, Inc.

12 Feb 07

Amended Statement Of Beneficial Ownership Of More Than 5%.

14 Feb 05

Amended Statement Of Beneficial Ownership Of More Than 5%.

11 Feb 05

12 Dec 00

09 Aug 99

Wellington Management Group Llp

12 Feb 19

12 Mar 12

14 Feb 08

12 Feb 02

13 Feb 01

Capital Research & Management Co

13 Feb 08

10 May 01

12 Feb 01

09 Jul 98

09 Jul 98

Merrill Lynch & Co., Inc.

Certification For Notification Of Securities Set For Standard In American Stock Exchange.

29 Sep 06

Regulation Fd Disclosure

08 Nov 04

Prospectus Filed Pursuant To Rule 424(b)(3).

24 Jun 02

Prospectus Filed Pursuant To Rule 424(b)(3).

20 Aug 96

Quarterly Filing

22 Nov 95

Investor Ab

Amended Statement Of Beneficial Ownership Of More Than 5%.

29 May 15

15 Feb 05

Amended Statement Of Beneficial Ownership Of More Than 5%.

17 Feb 04

Quarterly Holdings Report

13 Feb 04

30 Jan 02