Date MSFT EBAY ABT MRK Market Tbill 4/30/2003 0.056175 0.089087 0.083536 0.062066 0.072716 0.001000 5/30/2003 -0.037544 0.094070 0.096480 -0.044689 0.027079 0.000900 6/30/2003 0.041853 0.023119 -0.017733 0.096319 0.035890 0.001000 7/31/2003 0.030031 0.031731 -0.100672 -0.087036 -0.031487 0.000700 8/29/2003 0.004165 0.032805 0.026752 -0.039496 0.006057 0.000700 9/30/2003 0.048265 -0.031944 0.055831 0.013306 0.021365 0.000800 10/31/2003 -0.054537 0.042692 0.004456 -0.125840 -0.033307 0.000700 11/28/2003 -0.016450 -0.000715 0.037072 -0.082486 -0.015645 0.000700 12/31/2003 0.064566 0.156021 0.054299 0.147581 0.105617 0.000800 1/30/2004 0.010230 0.035908 -0.073096 0.030303 0.000836 0.000700 2/27/2004 -0.040506 0.026446 -0.006500 0.010084 -0.002619 0.000600 3/31/2004 -0.060309 0.008443 -0.039720 -0.073688 -0.041319 0.000900 4/30/2004 0.048135 0.155167 0.074358 0.063589 0.085312 0.000800 5/28/2004 0.003827 0.109584 -0.033697 0.006383 0.021524 0.000600 6/30/2004 0.088830 0.035473 -0.010920 0.011997 0.031345 0.000800 7/30/2004 -0.002451 -0.148124 -0.031610 -0.045263 -0.056862 0.001000 8/31/2004 -0.038955 0.104813 0.059466 -0.008379 0.029236 0.001100 9/30/2004 0.012821 0.062399 0.016071 -0.259917 -0.042157 0.001100 10/29/2004 0.011573 0.061888 0.009418 -0.051212 0.007917 0.001100 11/30/2004 0.066313 0.150261 -0.015717 -0.105078 0.023945 0.001500 12/31/2004 -0.003357 0.035975 0.111773 0.162762 0.076788 0.001600 1/31/2005 -0.016467 -0.299467 -0.032382 -0.127256 -0.118893 0.001600 2/28/2005 -0.039664 0.051288 0.021546 0.130125 0.040824 0.001600 3/31/2005 -0.039348 -0.130252 0.013699 0.033415 -0.030622 0.002100 4/29/2005 0.046752 -0.148953 0.057373 0.047266 0.000610 0.002100 5/31/2005 0.022963 0.198360 -0.018714 -0.043068 0.039885 0.002400 6/30/2005 -0.037209 -0.131316 0.015962 -0.039347 -0.047978 0.002300 7/29/2005 0.030998 0.265677 -0.045933 0.008442 0.064796 0.002400 8/31/2005 0.072266 -0.030876 -0.032168 -0.078880 -0.017415 0.003000 9/30/2005 -0.060263 0.017535 -0.060492 -0.036132 -0.034838 0.002900 10/31/2005 -0.001166 -0.038592 0.018505 0.037119 0.003967 0.002700 11/30/2005 0.080176 0.131280 -0.124042 0.055280 0.035674 0.003100 12/30/2005 -0.055275 -0.035483 0.045611 0.081973 0.009207 0.003200 1/31/2006 0.076482 -0.002776 0.097822 0.084565 0.064023 0.003500 2/28/2006 -0.042275 -0.070534 0.023870 0.010435 -0.019626 0.003400 3/31/2006 0.012654 -0.026460 -0.038705 0.021688 -0.007706 0.003700 4/28/2006 -0.112459 -0.117692 0.009786 -0.022992 -0.060839 0.003600 5/31/2006 -0.058466 -0.046498 -0.000936 -0.021790 -0.031923 0.004300 6/30/2006 0.028698 -0.107284 0.021311 0.094323 0.009262 0.004000 7/31/2006 0.032618 -0.178218 0.098898 0.105408 0.014677 0.004000 8/31/2006 0.072068 0.155796 0.019468 0.016332 0.065916 0.004200 9/29/2006 0.064202 0.019410 -0.002875 0.033292 0.028507 0.004100 10/31/2006 0.049726 0.132934 -0.018649 0.084010 0.062005 0.004100 11/30/2006 0.026139 0.006536 -0.017891 -0.020035 -0.001313 0.004200 12/29/2006 0.017030 -0.070192 0.043935 -0.012112 -0.005335 0.004000 1/31/2007 0.033490 0.077153 0.091122 0.026376 0.057035 0.004400 2/28/2007 -0.084021 -0.010188 0.030566 -0.013408 -0.019263 0.003800 3/30/2007 -0.010650 0.033999 0.021604 0.009121 0.013519 0.004300 4/30/2007 0.074273 0.023831 0.017465 0.164591 0.070040 0.004400 5/31/2007 0.028367 -0.040660 -0.004769 0.019635 0.000643 0.004100 6/29/2007 -0.039752 -0.011671 -0.049689 -0.043416 -0.036132 0.004000 7/31/2007 -0.016288 0.006837 -0.050640 -0.003012 -0.015776 0.004000 8/31/2007 -0.005463 0.052469 0.024068 0.010473 0.020387 0.004200 9/28/2007 0.025409 0.144282 0.032942 0.038222 0.060214 0.003200 10/31/2007 0.249491 -0.074833 0.021620 0.127104 0.080846 0.003200 11/30/2007 -0.084291 -0.071191 0.052911 0.018881 -0.020923 0.003400 12/31/2007 0.059524 -0.010140 -0.023648 -0.014795 0.002735 0.002700 1/31/2008 -0.084270 -0.189816 0.003107 -0.206677 -0.119414 0.002100 2/29/2008 -0.162386 -0.019710 -0.046814 -0.039046 -0.066989 0.001300 3/31/2008 0.043382 0.132018 0.029879 -0.135814 0.017366 0.001700