Appox. usage (any sense): 37 per million words
Appox. usage (any sense): 97.7 per million words
Appox. usage (any sense): 23.7 per million words
Appox. usage (any sense): 37 per million words
Appox. usage (any sense): 97.7 per million words
Appox. usage (any sense): 23.7 per million words