Appox. usage (any sense): 18.8 per million words
Appox. usage (any sense): 0.165 per million words
Appox. usage (any sense): 0.105 per million words
Appox. usage (any sense): 0.18 per million words
Appox. usage (any sense): 0.027 per million words
Appox. usage (any sense): less than 0.1 per million words
Appox. usage (any sense): less than 0.1 per million words