Ｓｗｉｔｃｈ

Cover	Vocabulary List	Total	Unique	Used Once		New ⓘ	Density ⓘ
	Series	6,578	2,153	1,281	59%		8.64
	Ｓｗｉｔｃｈ　１	1,379	698	478	68%	698	7.49
	Ｓｗｉｔｃｈ　２	1,542	782	536	68%	545	8.20
	Ｓｗｉｔｃｈ　３	1,730	815	545	66%	479	8.87
	Ｓｗｉｔｃｈ　４	1,927	857	558	65%	431	9.98