Appox. usage (any sense): 17000 per million words
Appox. usage (any sense): 17000 per million words
Appox. usage (any sense): 860 per million words
Appox. usage (any sense): 424 per million words
Appox. usage (any sense): 61.5 per million words
Appox. usage (any sense): 61.5 per million words