Summary of C. Goodson Form 4 Filings A - Awards of options, restricted stock and restricted stock units Transaction Date # of Securities Transacted Price Transaction Date # of Securities Transacted Price Transaction Date # of Securities Transacted Price 1. 01/03/00 22,000 -- 10. 02/28/07 69,364 $11.78 19. 11/12/12 100,962 $0.00 2. 12/01/00 39,500 $3.125 11. 03/05/08 37,500 $0.00 20. 11/12/13 147,847 $0.00 3. 09/21/01 5,000 $4.95 12. 03/05/08 102,740 $16.00 21. 11/12/13 85,833 $4.18 4. 01/26/04 5,000 $3.17 13. 03/11/09 96,990 $0.00 22. 11/12/14 203,151 $0.00 5. 06/02/04 11,450 $0.00 14. 10/09/09 50,963 $0.00 23. 03/15/16 170,000 $1.09 6. 06/03/04 100,000 $3.53 15. 10/09/09 111,593 $7.08 24. 09/27/16 149,899 $3.17 7. 08/09/06 212,578 $0.00 16. 02/18/10 85,920 $0.00 25. 09/27/16 32,839 $3.96 8. 08/09/06 81,159 $11.29 17. 09/09/11 167,109 $0.00 26. 11/12/17 43,043 $0.00 9. 02/28/07 27,165 $0.00 18. 09/09/11 61,765 $7.54 27. 11/12/17 19,130 $1.85 F - Payment of tax liability by the withholding of shares Transaction Date # of Securities Transacted Price Transaction Date # of Securities Transacted Price Transaction Date # of Securities Transacted Price 1. 02/28/09 2,068 $3.24 10. 02/18/12 6,692 $6.08 19. 10/09/14 4,250 $4.54 2. 08/09/09 16,183 $4.60 11. 02/29/12 2,069 $6.38 20. 11/12/14 16,137 $4.01 3. 02/28/10 2,068 $5.36 12. 09/09/12 16,962 $6.61 21. 11/12/14 23,632 $4.01 4. 03/05/10 2,855 $6.37 13. 10/09/12 3,880 $6.86 22. 02/18/15 7,367 $3.24 5. 10/09/10 3,880 $6.19 14. 02/18/13 7,467 $4.30 23. 11/12/15 50,244 $1.05 6. 02/18/11 6,689 $8.52 15. 03/06/13 2,940 $3.87 24. 11/12/16 5,646 $3.20 7. 03/05/11 2,855 $8.28 16. 09/09/13 18,577 $4.20 25. 11/12/16 4,109 $3.20 8. 08/09/11 16,183 $7.11 17. 11/12/13 16,138 $4.11 26. 11/12/17 5,646 $1.85 9. 10/09/11 3,880 $5.68 18. 09/09/14 18,577 $5.97 G - Gifts Transaction Date # of Securities Transacted Price Transaction Date # of Securities Transacted Price Transaction Date # of Securities Transacted Price 1. 10/17/02 4,443 $0.00 6. 03/08/06 5,640 $0.00 11. 01/05/12 16,000 $0.00 2. 10/17/02 4,443 $0.00 7. 12/29/06 10,000 $0.00 12. 07/01/14 10,000 $0.00 3. 02/23/04 50,000 $0.00 8. 12/28/07 3,312 $0.00 13. 11/30/14 100,000 $0.00 4. 02/23/04 50,000 $0.00 9. 01/02/08 100 $0.00 14. 11/30/14 100,000 $0.00 5. 12/27/05 31,000 $0.00 10. 01/03/11 100 $0.00 J - Shares acquired pursuant to employee stock purchase plan Transaction Date # of Securities Transacted Price 1. 02/01/18 6,038 $1.50 M - Exercise of options or receipt of shares of common stock upon vesting of restricted stock units Transaction Date # of Securities Transacted Price Transaction Date # of Securities Transacted Price Transaction Date # of Securities Transacted Price 1. 05/23/07 66,000 $0.94 4. 08/08/07 100,000 $3.53 7. 11/12/17 16,929 $0.00 2. 05/23/07 75,000 $3.13 5. 11/12/15 67,717 $0.00 3. 05/23/07 5,000 $3.17 6. 11/12/16 16,928 $0.00   6552412v3   1

Summary of C. Goodson Form 4 Filings P - Open Market Purchases Transaction Date # of Securities Transacted Price Transaction Date # of Securities Transacted Price Transaction Date # of Securities Transacted Price 1. 04/17/00 1,000 $1.50 24. 08/09/07 5,300 $10.46 47. 08/09/07 3,400 $10.57 2. 04/17/00 9,000 $1.56 25. 08/09/07 2,500 $10.90 48. 08/09/07 500 $10.29 3. 09/20/01 20,000 $5.05 26. 08/09/07 9,400 $10.05 49. 08/09/07 1,500 $10.14 4. 09/25/01 5,000 $4.90 27. 08/09/07 20,600 $10.25 50. 08/09/07 500 $10.58 5. 02/20/02 300,000 $4.40 28. 08/09/07 3,800 $10.34 51. 08/09/07 300 $10.38 6. 08/31/05 50,000 $7.74 29. 08/09/07 1,600 $10.42 52. 08/09/07 11,000 $10.45 7. 11/11/05 2,431 $8.09 30. 08/09/07 34,400 $10.50 53. 08/09/07 3,500 $10.60 8. 11/11/05 1,700 $8.00 31. 08/09/07 2,000 $11.00 54. 08/09/07 600 $10.04 9. 11/11/05 2,000 $8.18 32. 08/09/07 2,600 $10.35 55. 08/09/07 900 $10.18 10. 11/11/05 1,729 $8.15 33. 08/09/07 1,200 $10.28 56. 08/09/07 3,900 $10.24 11. 11/11/05 69 $8.10 34. 08/09/07 5,000 $10.11 57. 08/09/07 1,700 $10.26 12. 11/11/05 4,482 $8.02 35. 08/09/07 5,500 $10.44 58. 08/09/07 200 $10.12 13. 11/11/05 1,000 $8.13 36. 08/09/07 1,000 $10.40 59. 08/09/07 4,700 $10.49 14. 11/11/05 5,818 $8.17 37. 08/09/07 2,000 $10.93 60. 08/09/07 4,300 $10.92 15. 11/11/05 771 $8.14 38. 08/09/07 100 $10.31 61. 08/09/07 200 $10.41 16. 11/16/05 10,000 $8.09 39. 08/09/07 800 $10.20 62. 08/09/07 1,100 $10.27 17. 08/10/06 20,000 $11.77 40. 08/09/07 100 $10.17 63. 08/09/07 2,100 $10.36 18. 03/16/07 3,400 $10.98 41. 08/09/07 1,000 $10.59 64. 08/09/07 700 $10.91 19. 03/16/07 4,600 $10.99 42. 08/09/07 6,000 $10.48 65. 08/09/07 500 $10.94 20. 03/16/07 2,000 $10.97 43. 08/09/07 700 $10.43 66. 08/09/07 2,300 $10.95 21. 08/09/07 8,100 $10.19 44. 08/09/07 5,000 $10.37 67. 08/09/07 2,200 $10.16 22. 08/09/07 3,300 $10.30 45. 08/09/07 1,700 $10.32 23. 08/09/07 2,600 $10.13 46. 08/09/07 2,600 $10.39 S - Open Market Sales Transaction Date # of Securities Transacted Price Transaction Date # of Securities Transacted Price Transaction Date # of Securities Transacted Price 1. 05/08/00 9,724 $1.56 10. 06/16/10 117,510 $8.01 19. 05/18/12 26,000 $4.62 2. 05/08/00 9,724 $1.56 11. 06/17/10 12,490 $8.03 20. 05/21/12 69,000 $4.72 3. 11/10/09 106,792 $6.55 12. 11/24/10 25,000 $7.03 21. 12/07/12 15,000 $5.22 4. 12/04/09 50,000 $5.33 13. 11/26/10 10,000 $7.00 22. 12/10/12 75,000 $5.07 5. 12/15/09 46,400 $6.00 14. 11/29/10 25,000 $7.02 23. 06/10/15 3,000 $2.29 6. 12/16/09 3,600 $6.00 15. 12/01/10 70,000 $7.17 24. 06/11/15 10,000 $2.31 7. 12/22/09 70,000 $6.53 16. 03/22/11 100,000 $8.84 25. 06/22/15 8,100 $2.09 8. 12/23/09 30,000 $6.55 17. 03/28/11 40,100 $9.59 26. 06/23/15 6,900 $2.11 9. 03/08/10 63,780 $6.27 18. 09/06/11 50,000 $7.04 27. 07/09/15 12,000 $1.77 W- Will Transaction Date # of Securities Transacted Price 1. 08/28/09 600 $0.00   6552412v3   2