| Date | NAV | Share Price |
| 05/16/13 |
$29.76 |
$30.73 |
| 05/09/13 |
$29.73 |
$30.36 |
| 05/02/13 |
$28.77 |
$30.14 |
| 04/30/13 |
$29.29 |
$29.95 |
| 04/25/13 |
$28.98 |
$29.52 |
| 04/18/13 |
$28.00 |
$29.69 |
| 04/11/13 |
$28.56 |
$29.42 |
| 04/04/13 |
$27.70 |
$28.49 |
| 03/31/13 |
$28.97 |
$29.76 |
| 03/21/13 |
$28.17 |
$28.78 |
| 03/14/13 |
$27.58 |
$28.70 |
| 03/07/13 |
$27.27 |
$28.23 |
| 02/28/13 |
$26.94 |
$28.82 |
| 02/21/13 |
$26.94 |
$28.13 |
| 02/14/13 |
$27.68 |
$28.35 |
| 02/07/13 |
$27.33 |
$28.40 |
| 01/31/13 |
$27.45 |
$28.03 |
| 01/24/13 |
$26.98 |
$26.97 |
| 01/17/13 |
$26.67 |
$27.04 |
| 01/10/13 |
$26.46 |
$26.44 |
| 01/03/13 |
$25.69 |
$25.48 |
| 12/31/12 |
$24.47 |
$24.59 |
| 12/27/12 |
$23.88 |
$24.27 |
| 12/20/12 |
$25.25 |
$24.96 |
| 12/13/12 |
$24.48 |
$24.83 |
| 12/06/12 |
$24.69 |
$24.82 |
| 11/30/12 |
$25.43 |
$25.02 |
| 11/29/12 |
$25.31 |
$25.50 |
| 11/23/12 |
$25.39 |
$24.74 |
| 11/15/12 |
$23.49 |
$24.05 |
| 11/08/12 |
$25.59 |
$26.60 |
| 11/01/12 |
$26.70 |
$27.67 |
| 10/31/12 |
$26.37 |
$27.56 |
| 10/25/12 |
$26.54 |
$27.64 |
| 10/18/12 |
$27.16 |
$27.88 |
| 10/11/12 |
$26.81 |
$27.89 |
| 10/04/12 |
$27.11 |
$27.66 |
| 09/30/12 |
$26.98 |
$27.63 |
| 09/27/12 |
$26.83 |
$27.66 |
| 09/20/12 |
$26.88 |
$27.10 |
| 09/13/12 |
$26.60 |
$26.99 |
| 09/06/12 |
$26.15 |
$26.71 |
| 08/31/12 |
$26.19 |
$26.85 |
| 08/30/12 |
$26.01 |
$26.69 |
| 08/23/12 |
$26.10 |
$26.45 |
| 08/16/12 |
$26.28 |
$26.81 |
| 08/09/12 |
$25.99 |
$26.15 |
| 08/02/12 |
$25.71 |
$26.38 |
| 07/31/12 |
$26.10 |
$26.89 |
| 07/26/12 |
$25.62 |
$26.91 |
| 07/19/12 |
$26.13 |
$27.31 |
| 07/12/12 |
$25.15 |
$26.82 |
| 07/05/12 |
$25.20 |
$26.28 |
| 06/30/12 |
$25.06 |
$26.42 |
| 06/28/12 |
$24.43 |
$26.42 |
| 06/21/12 |
$24.09 |
$25.63 |
| 06/14/12 |
$23.99 |
$25.26 |
| 06/07/12 |
$24.40 |
$25.64 |
| 05/31/12 |
$24.65 |
$25.89 |
| 05/24/12 |
$25.20 |
$25.91 |
| 05/17/12 |
$24.99 |
$26.19 |
| 05/10/12 |
$26.54 |
$27.36 |
| 05/03/12 |
$27.16 |
$27.39 |
| 04/30/12 |
$27.87 |
$27.97 |
| 04/26/12 |
$27.47 |
$27.15 |
| 04/19/12 |
$26.85 |
$26.92 |
| 04/12/12 |
$26.73 |
$27.20 |
| 04/05/12 |
$27.21 |
$27.31 |
| 03/31/12 |
$27.64 |
$27.48 |
| 03/29/12 |
$27.53 |
$27.27 |
| 03/22/12 |
$27.82 |
$27.36 |
| 03/15/12 |
$27.88 |
$28.07 |
| 03/08/12 |
$28.19 |
$28.93 |
| 02/29/12 |
$28.66 |
$28.61 |
| 02/23/12 |
$28.48 |
$28.01 |
| 02/16/12 |
$28.21 |
$28.01 |
| 02/09/12 |
$27.83 |
$28.00 |
| 02/02/12 |
$27.50 |
$28.00 |
| 01/31/12 |
$27.43 |
$27.72 |
| 01/26/12 |
$27.72 |
$27.09 |
| 01/19/12 |
$27.08 |
$27.81 |
| 01/12/12 |
$26.70 |
$27.57 |
| 01/05/12 |
$27.08 |
$26.18 |
| 12/31/11 |
$26.35 |
$25.31 |
| 12/22/11 |
$26.13 |
$25.33 |
| 12/15/11 |
$24.95 |
$24.40 |
| 12/08/11 |
$25.24 |
$23.65 |
| 11/30/11 |
$25.25 |
$23.82 |
| 11/25/11 |
$24.05 |
$22.81 |
| 11/17/11 |
$24.89 |
$24.39 |
| 11/10/11 |
$24.85 |
$25.41 |
| 11/03/11 |
$25.40 |
$26.78 |
| 10/31/11 |
$25.40 |
$26.56 |
| 10/27/11 |
$25.57 |
$26.17 |
| 10/20/11 |
$24.32 |
$25.14 |
| 10/13/11 |
$22.94 |
$23.82 |
| 10/06/11 |
$21.46 |
$23.96 |
| 09/30/11 |
$22.03 |
$24.19 |
| 09/29/11 |
$22.39 |
$24.52 |
| 09/22/11 |
$22.31 |
$24.44 |
| 09/15/11 |
$24.12 |
$25.80 |
| 09/08/11 |
$23.81 |
$24.86 |
| 08/31/11 |
$24.51 |
$25.47 |
| 08/25/11 |
$23.01 |
$24.89 |
| 08/18/11 |
$23.49 |
$25.26 |
| 08/11/11 |
$24.19 |
$25.97 |
| 08/04/11 |
$24.06 |
$25.38 |
| 07/31/11 |
$26.53 |
$26.74 |
| 07/28/11 |
$26.50 |
$26.89 |
| 07/21/11 |
$27.56 |
$28.47 |
| 07/14/11 |
$27.13 |
$28.85 |
| 07/07/11 |
$27.96 |
$29.34 |
| 06/30/11 |
$28.00 |
$29.64 |
| 06/23/11 |
$27.32 |
$28.25 |
| 06/16/11 |
$26.43 |
$28.19 |
| 06/09/11 |
$27.19 |
$28.81 |
| 06/02/11 |
$27.72 |
$28.91 |
| 05/31/11 |
$28.26 |
$29.10 |
| 05/26/11 |
$27.72 |
$29.09 |
| 05/19/11 |
$27.95 |
$28.86 |
| 05/12/11 |
$27.83 |
$28.71 |
| 05/05/11 |
$27.63 |
$28.32 |
| 04/30/11 |
$29.67 |
$31.38 |
| 04/28/11 |
$29.47 |
$31.11 |
| 04/21/11 |
$29.15 |
$30.77 |
| 04/14/11 |
$28.36 |
$29.94 |
| 04/07/11 |
$29.08 |
$30.55 |
| 03/31/11 |
$29.32 |
$31.64 |
| 03/24/11 |
$28.90 |
$30.90 |
| 03/17/11 |
$27.92 |
$29.74 |
| 03/10/11 |
$28.00 |
$29.64 |
| 03/03/11 |
$29.50 |
$30.47 |
| 02/28/11 |
$29.42 |
$30.15 |
| 02/24/11 |
$28.74 |
$29.53 |
| 02/17/11 |
$28.84 |
$29.92 |
| 02/10/11 |
$27.98 |
$29.46 |
| 02/03/11 |
$28.34 |
$29.76 |
| 01/31/11 |
$28.00 |
$29.23 |
| 01/27/11 |
$27.77 |
$29.45 |
| 01/20/11 |
$27.17 |
$29.12 |
| 01/13/11 |
$28.23 |
$29.92 |
| 01/06/11 |
$27.70 |
$28.99 |
| 12/31/10 |
$27.55 |
$29.11 |
| 12/23/10 |
$27.54 |
$29.70 |
| 12/16/10 |
$26.84 |
$28.14 |
| 12/09/10 |
$26.94 |
$29.02 |
| 12/02/10 |
$26.90 |
$28.74 |
| 11/30/10 |
$26.53 |
$28.34 |
| 11/26/10 |
$26.57 |
$27.81 |
| 11/18/10 |
$26.49 |
$28.04 |
| 11/11/10 |
$27.14 |
$27.70 |
| 11/04/10 |
$26.68 |
$27.08 |
| 10/31/10 |
$25.79 |
$26.16 |
| 10/28/10 |
$25.55 |
$26.05 |
| 10/21/10 |
$25.18 |
$26.08 |
| 10/14/10 |
$25.21 |
$26.00 |
| 10/07/10 |
$24.70 |
$25.88 |
| 09/30/10 |
$24.44 |
$25.94 |
| 09/23/10 |
$23.71 |
$25.44 |
| 09/16/10 |
$23.74 |
$25.23 |
| 09/09/10 |
$23.66 |
$24.99 |
| 09/02/10 |
$23.47 |
$24.65 |
| 08/31/10 |
$22.74 |
$24.12 |
| 08/26/10 |
$22.68 |
$24.45 |
| 08/19/10 |
$23.13 |
$24.58 |
| 08/12/10 |
$22.88 |
$24.74 |
| 08/05/10 |
$24.25 |
$25.57 |
| 07/31/10 |
$23.55 |
$24.95 |
| 07/29/10 |
$23.22 |
$24.67 |
| 07/22/10 |
$23.45 |
$24.85 |
| 07/15/10 |
$22.84 |
$24.25 |
| 07/08/10 |
$22.21 |
$23.90 |
| 07/01/10 |
$21.44 |
$24.27 |
| 06/30/10 |
$21.78 |
$23.99 |
| 06/24/10 |
$21.93 |
$23.42 |
| 06/17/10 |
$22.29 |
$23.86 |
| 06/10/10 |
$21.42 |
$23.91 |
| 06/03/10 |
$21.66 |
$23.82 |
| 05/31/10 |
$21.26 |
$23.18 |
| 05/27/10 |
$21.37 |
$23.00 |
| 05/20/10 |
$19.70 |
$22.67 |
| 05/13/10 |
$22.66 |
$25.27 |
| 05/06/10 |
$20.88 |
$23.19 |
| 04/30/10 |
$23.47 |
$25.95 |
| 04/29/10 |
$23.65 |
$25.92 |
| 04/22/10 |
$23.65 |
$25.81 |
| 04/15/10 |
$23.43 |
$25.63 |
| 04/08/10 |
$23.16 |
$24.99 |
| 04/01/10 |
$22.90 |
$24.59 |
| 03/31/10 |
$23.06 |
$25.10 |
| 03/25/10 |
$22.49 |
$24.89 |
| 03/18/10 |
$23.00 |
$24.78 |
| 03/11/10 |
$23.09 |
$24.57 |
| 03/04/10 |
$22.37 |
$23.96 |
| 02/28/10 |
$22.06 |
$24.09 |
| 02/25/10 |
$21.94 |
$23.69 |
| 02/18/10 |
$21.88 |
$22.79 |
| 02/11/10 |
$21.05 |
$22.29 |
| 02/04/10 |
$20.92 |
$22.21 |
| 01/31/10 |
$21.10 |
$23.12 |
| 01/28/10 |
$21.43 |
$23.10 |
| 01/21/10 |
$22.07 |
$23.34 |
| 01/14/10 |
$22.10 |
$23.30 |
| 01/07/10 |
$22.03 |
$23.49 |
| 12/31/09 |
$21.63 |
$23.10 |
| 12/24/09 |
$21.72 |
$24.36 |
| 12/17/09 |
$21.10 |
$23.17 |
| 12/10/09 |
$20.43 |
$22.36 |
| 12/03/09 |
$20.14 |
$21.64 |
| 11/30/09 |
$20.04 |
$22.28 |
| 11/27/09 |
$20.01 |
$21.69 |
| 11/19/09 |
$19.93 |
$20.51 |
| 11/12/09 |
$19.57 |
$21.41 |
| 11/05/09 |
$19.15 |
$20.96 |
| 10/31/09 |
$18.69 |
$20.75 |
| 10/29/09 |
$19.11 |
$20.91 |
| 10/22/09 |
$19.89 |
$21.83 |
| 10/15/09 |
$19.50 |
$21.49 |
| 10/08/09 |
$19.06 |
$20.72 |
| 10/01/09 |
$18.02 |
$19.70 |
| 09/30/09 |
$18.85 |
$21.26 |
| 09/24/09 |
$18.63 |
$20.27 |
| 09/17/09 |
$18.77 |
$20.20 |
| 09/10/09 |
$18.06 |
$19.36 |
| 09/03/09 |
$17.30 |
$18.60 |
| 08/31/09 |
$17.59 |
$19.07 |
| 08/27/09 |
$17.68 |
$18.62 |
| 08/20/09 |
$17.41 |
$18.52 |
| 08/13/09 |
$17.61 |
$19.20 |
| 08/06/09 |
$17.63 |
$19.01 |
| 07/31/09 |
$17.89 |
$18.35 |
| 07/30/09 |
$17.68 |
$18.52 |
| 07/23/09 |
$17.17 |
$17.99 |
| 07/16/09 |
$16.55 |
$18.19 |
| 07/09/09 |
$15.44 |
$16.29 |
| 07/02/09 |
$15.45 |
$17.43 |
| 06/30/09 |
$16.09 |
$18.34 |
| 06/25/09 |
$15.94 |
$17.79 |
| 06/18/09 |
$16.06 |
$18.90 |
| 06/11/09 |
$16.99 |
$18.61 |
| 06/04/09 |
$16.83 |
$18.09 |
| 05/31/09 |
$16.45 |
$17.13 |
| 05/28/09 |
$15.95 |
$16.63 |
| 05/21/09 |
$15.37 |
$15.89 |
| 05/14/09 |
$14.81 |
$15.06 |
| 05/07/09 |
$15.08 |
$15.66 |
| 04/30/09 |
$14.24 |
$15.21 |
| 04/23/09 |
$13.79 |
$14.42 |
| 04/16/09 |
$13.60 |
$13.39 |
| 04/09/09 |
$13.12 |
$13.10 |
| 03/31/09 |
$12.70 |
$14.42 |
| 03/26/09 |
$13.27 |
$14.67 |
| 03/19/09 |
$12.97 |
$13.89 |
| 03/12/09 |
$12.15 |
$12.95 |
| 03/05/09 |
$11.07 |
$10.72 |
| 02/28/09 |
$12.77 |
$13.50 |
| 02/26/09 |
$12.72 |
$13.05 |
| 02/19/09 |
$13.22 |
$14.09 |
| 02/12/09 |
$14.25 |
$15.47 |
| 02/05/09 |
$14.01 |
$14.40 |
| 01/31/09 |
$13.91 |
$14.15 |
| 01/29/09 |
$14.08 |
$14.05 |
| 01/22/09 |
$13.14 |
$14.53 |
| 01/15/09 |
$13.17 |
$14.25 |
| 01/08/09 |
$14.08 |
$14.00 |
| 12/31/08 |
$12.24 |
$11.50 |
| 12/26/08 |
$11.99 |
$11.92 |
| 12/18/08 |
$12.47 |
$10.83 |
| 12/11/08 |
$12.58 |
$11.02 |
| 12/04/08 |
$11.67 |
$9.20 |
| 11/30/08 |
$13.43 |
$10.53 |
| 11/26/08 |
$12.96 |
$10.00 |
| 11/20/08 |
$10.94 |
$10.06 |
| 11/13/08 |
$15.04 |
$13.19 |
| 11/06/08 |
$16.22 |
$15.35 |
| 10/31/08 |
$17.49 |
$16.27 |
| 10/30/08 |
$16.94 |
$16.53 |
| 10/23/08 |
$16.19 |
$14.02 |
| 10/16/08 |
$15.48 |
$14.00 |
| 10/09/08 |
$13.95 |
$14.71 |
| 10/02/08 |
$20.39 |
$19.93 |
| 09/30/08 |
$22.65 |
$22.16 |
| 09/25/08 |
$24.88 |
$23.50 |
| 09/19/08 |
$25.54 |
$24.64 |
| 09/18/08 |
$23.19 |
$21.88 |
| 09/11/08 |
$25.31 |
$23.71 |
| 09/04/08 |
$27.78 |
$26.03 |
| 08/31/08 |
$29.99 |
$28.07 |
| 08/28/08 |
$29.98 |
$27.95 |
| 08/21/08 |
$29.58 |
$27.50 |
| 08/14/08 |
$29.08 |
$26.06 |
| 08/07/08 |
$28.54 |
$25.92 |
| 07/31/08 |
$30.10 |
$26.58 |
| 07/24/08 |
$28.92 |
$27.34 |
| 07/17/08 |
$29.30 |
$26.54 |
| 07/10/08 |
$30.77 |
$26.60 |
| 07/03/08 |
$30.85 |
$27.40 |
| 06/30/08 |
$33.30 |
$29.17 |
| 06/26/08 |
$32.81 |
$28.34 |
| 06/19/08 |
$33.37 |
$28.23 |
| 06/12/08 |
$32.67 |
$29.10 |
| 06/05/08 |
$33.71 |
$29.25 |
| 05/31/08 |
$33.20 |
$29.30 |
| 05/29/08 |
$32.92 |
$29.41 |
| 05/22/08 |
$33.36 |
$29.49 |
| 05/15/08 |
$33.07 |
$28.98 |
| 05/08/08 |
$32.31 |
$28.85 |
| 05/01/08 |
$30.67 |
$27.53 |
| 04/30/08 |
$30.74 |
$27.08 |
| 04/24/08 |
$30.00 |
$28.59 |
| 04/17/08 |
$30.36 |
$27.90 |
| 04/10/08 |
$29.19 |
$27.38 |
| 04/03/08 |
$28.70 |
$25.99 |
| 03/31/08 |
$28.15 |
$25.37 |
| 03/27/08 |
$28.26 |
$25.60 |
| 03/20/08 |
$26.74 |
$25.47 |
| 03/13/08 |
$28.80 |
$25.85 |
| 03/06/08 |
$29.29 |
$25.40 |
| 02/29/08 |
$29.31 |
$25.55 |
| 02/28/08 |
$29.84 |
$26.39 |
| 02/21/08 |
$28.99 |
$25.40 |
| 02/14/08 |
$28.91 |
$26.52 |
| 02/07/08 |
$27.84 |
$26.98 |
| 01/31/08 |
$28.18 |
$26.34 |
| 01/24/08 |
$26.15 |
$25.82 |
| 01/17/08 |
$25.97 |
$26.35 |
| 01/10/08 |
$27.47 |
$26.65 |
| 01/03/08 |
$28.84 |
$27.70 |
| 12/31/07 |
$28.79 |
$27.65 |
| 12/27/07 |
$28.76 |
$27.65 |
| 12/20/07 |
$28.05 |
$26.51 |
| 12/13/07 |
$28.79 |
$26.14 |
| 12/06/07 |
$28.85 |
$25.73 |
| 12/06/07 |
$28.85 |
$25.73 |
| 11/30/07 |
$29.01 |
$25.79 |
| 11/29/07 |
$28.77 |
$25.85 |
| 11/21/07 |
$27.79 |
$25.20 |
| 11/15/07 |
$28.79 |
$26.69 |
| 11/08/07 |
$30.26 |
$27.25 |
| 11/01/07 |
$31.49 |
$27.84 |
| 10/31/07 |
$31.95 |
$28.52 |
| 10/25/07 |
$30.98 |
$30.08 |
| 10/18/07 |
$31.00 |
$29.77 |
| 10/11/07 |
$30.24 |
$28.37 |
| 10/04/07 |
$28.95 |
$27.09 |
| 09/30/07 |
$29.42 |
$28.34 |
| 09/27/07 |
$29.33 |
$28.01 |
| 09/20/07 |
$26.75 |
$26.75 |
| 09/13/07 |
$28.56 |
$27.87 |
| 09/06/07 |
$29.06 |
$27.56 |
| 08/31/07 |
$28.45 |
$26.71 |
| 08/30/07 |
$28.01 |
$25.75 |
| 08/23/07 |
$27.96 |
$27.55 |
| 08/16/07 |
$26.37 |
$23.99 |
| 08/09/07 |
$28.58 |
$27.06 |
| 08/02/07 |
$29.37 |
$28.54 |
| 07/31/07 |
$30.13 |
$28.04 |
| 07/26/07 |
$30.08 |
$27.74 |
| 07/19/07 |
$31.86 |
$30.81 |
| 07/12/07 |
$31.27 |
$29.73 |
| 07/05/07 |
$30.65 |
$29.61 |
| 06/30/07 |
$30.36 |
$28.95 |
| 06/28/07 |
$30.20 |
$28.83 |
| 06/21/07 |
$30.40 |
$29.14 |
| 06/14/07 |
$30.04 |
$28.44 |
| 06/07/07 |
$29.69 |
$27.31 |
| 05/31/07 |
$30.31 |
$28.65 |
| 05/24/07 |
$29.63 |
$27.46 |
| 05/17/07 |
$29.98 |
$28.73 |
| 05/10/07 |
$29.74 |
$28.15 |
| 05/03/07 |
$29.25 |
$28.00 |
| 04/30/07 |
$28.91 |
$27.26 |
| 04/26/07 |
$28.85 |
$27.29 |
| 04/19/07 |
$28.08 |
$27.31 |
| 04/12/07 |
$27.57 |
$27.30 |
| 04/05/07 |
$27.18 |
$26.96 |
| 03/31/07 |
$27.19 |
$26.71 |
| 03/29/07 |
$27.31 |
$26.89 |
| 03/22/07 |
$27.04 |
$26.46 |
| 03/15/07 |
$26.14 |
$26.39 |
| 03/08/07 |
$26.07 |
$25.77 |
| 03/01/07 |
$26.39 |
$26.52 |
| 02/28/07 |
$26.45 |
$26.55 |
| 02/22/07 |
$26.73 |
$25.71 |
| 02/15/07 |
$26.36 |
$25.32 |
| 02/08/07 |
$26.32 |
$25.55 |
| 02/01/07 |
$26.09 |
$25.99 |
| 01/31/07 |
$25.92 |
$25.77 |
| 01/25/07 |
$25.38 |
$25.11 |
| 01/18/07 |
$24.86 |
$24.62 |
| 01/11/07 |
$24.25 |
$24.84 |
| 01/04/07 |
$24.22 |
$24.70 |
| 12/31/06 |
$25.04 |
$25.95 |
| 12/28/06 |
$25.10 |
$26.10 |
| 12/21/06 |
$25.42 |
$25.30 |
| 12/14/06 |
$25.85 |
$25.29 |
| 12/07/06 |
$25.81 |
$25.04 |
| 11/30/06 |
$25.44 |
$25.00 |
| 11/24/06 |
$25.02 |
$23.73 |
| 11/16/06 |
$24.29 |
$23.18 |
| 11/09/06 |
$24.69 |
$23.65 |
| 11/02/06 |
$24.29 |
$23.35 |
| 10/31/06 |
$25.90 |
$24.88 |
| 09/30/06 |
$24.77 |
$24.79 |
| 08/31/06 |
$26.33 |
$24.67 |
| 07/31/06 |
$26.12 |
$24.69 |
| 06/30/06 |
$25.77 |
$23.61 |
| 05/31/06 |
$25.83 |
$23.40 |
| 04/30/06 |
$25.46 |
$23.40 |
| 03/31/06 |
$24.97 |
$22.81 |
| 02/28/06 |
$24.53 |
$23.37 |
| 01/31/06 |
$25.18 |
$23.05 |
| 12/30/05 |
$23.64 |
$20.68 |
| 11/30/05 |
$24.13 |
$21.10 |
| 10/31/05 |
$23.59 |
$22.64 |
| 09/30/05 |
$24.70 |
$24.50 |
| 08/31/05 |
$24.06 |
$24.81 |
| 07/31/05 |
$23.96 |
$24.95 |
| Starting NAV |
$23.84 |
$25.00 |