Date		VMIR		VMI		Differential 
 3/31/2005		19.79%		19.79%		0.00% 
 4/8/2005		20.00%		20.00%		0.00% 
 4/15/2005		11.69%		11.69%		0.00% 
 4/23/2005		19.65%		19.65%		0.00% 
 4/29/2005		21.83%		21.83%		0.00% 
 5/6/2005		23.04%		23.04%		0.00% 
 5/13/2005		22.27%		22.27%		0.00% 
 5/20/2005		25.15%		25.15%		0.00% 
 5/28/2005		28.26%		28.26%		0.00% 
 6/3/2005		30.62%		30.11%		0.51% 
 6/10/2005		34.05%		31.21%		2.84% 
 6/17/2005		35.55%		31.85%		3.70% 
 6/24/2005		32.81%		26.69%		6.12% 
 7/1/2005		34.67%		28.84%		5.83% 
 7/8/2005		38.16%		31.39%		6.77% 
 7/17/2005		41.58%		30.31%		11.27% 
 7/23/2005		50.28%		37.69%		12.59% 
 7/30/2005		61.57%		49.16%		12.41% 
 8/6/2005		65.10%		54.04%		11.06% 
 8/13/2005		64.86%		54.62%		10.24% 
 8/20/2005		62.42%		53.48%		8.94% 
 8/27/2005		65.26%		54.63%		10.63% 
 9/5/2005		69.20%		58.23%		10.97% 
 9/10/2005		74.84%		62.52%		12.32% 
 9/16/2005		73.18%		60.12%		13.06% 
 9/23/2005		74.23%		58.49%		15.74% 
 9/30/2005		75.11%		59.26%		15.85% 
 10/7/2005		70.96%		57.89%		13.07% 
 10/14/2005	65.62%		52.47%		13.15% 
 10/21/2005	67.87%		54.99%		12.88% 
 10/28/2005	65.25%		57.05%		8.20% 
 11/4/2005		70.10%		59.99%		10.11% 
 11/11/2005	74.38%		67.50%		6.88% 
 11/18/2005	72.82%		64.86%		7.96% 
 11/25/2005	73.00%		62.25%		10.75% 
 12/2/2005		76.67%		63.06%		13.61% 
 12/9/2005		79.65%		66.50%		13.15% 
 12/16/2005	78.80%		63.68%		15.12% 
 12/23/2005	79.88%		62.12%		17.76% 
 12/30/2005	78.93%		60.59%		18.34%