Appox. usage (any sense): 8.1 per million words
Appox. usage (any sense): 8.1 per million words
Appox. usage (any sense): 10.6 per million words
Appox. usage (any sense): 8.1 per million words
Appox. usage (any sense): 8.1 per million words
Appox. usage (any sense): 10.6 per million words