Price Improvement Values in brackets are averages

Size Bins		Versus Trigger		Versus NBBO		Total Trigger Improvement		Total NBBO Improvement
less than 300		46		114		330.70 [7.19]		374.50 [3.29]
300-599		41		73		581.50 [14.18]		586.50 [8.03]
600-999		14		16		383.53 [27.40]		276.23 [17.26]
1000-1999		10		17		497.00 [49.70]		523.00 [30.76]
2000 plus		4		3		295.00 [73.75]		220.00 [73.33]
Totals		115		223		2087.73 [18.15]		1980.23 [8.88]

No Change Values in brackets are averages

Size Bins		Versus Trigger		Versus NBBO		Total Trigger Improvement		Total NBBO Improvement
less than 300		23		60		0.00 [0.00]		0.00 [0.00]
300-599		56		64		0.00 [0.00]		0.00 [0.00]
600-999		6		19		0.00 [0.00]		0.00 [0.00]
1000-1999		3		10		0.00 [0.00]		0.00 [0.00]
2000 plus		8		2		0.00 [0.00]		0.00 [0.00]
Totals		96		155		0.00 [0.00]		0.00 [0.00]

Price Deterioration Values in brackets are averages

Size Bins		Versus Trigger		Versus NBBO		Total Trigger Improvement		Total NBBO Improvement
less than 300		134		29		-1518.80 [-11.33]		-54.60 [-1.88]
300-599		70		30		-2006.00 [-28.66]		-307.00 [-10.23]
600-999		21		6		-1124.30 [-53.54]		-79.00 [-13.17]
1000-1999		21		7		-1795.00 [-85.48]		-307.00 [-43.86]
2000 plus		14		21		-2823.00 [-201.64]		-3619.00 [-172.33]
Totals		260		93		-9267.10 [-35.64]		-4366.60 [-46.95]