Appox. usage (any sense): 0.577 per million words
Appox. usage (any sense): 0.577 per million words
Appox. usage (any sense): 0.76 per million words
Appox. usage (any sense): 0.577 per million words
Appox. usage (any sense): 0.577 per million words
Appox. usage (any sense): 0.76 per million words