Appox. usage (any sense): 15.5 per million words
Appox. usage (any sense): less than 0.1 per million words
Appox. usage (any sense): 0.496 per million words
Appox. usage (any sense): 15.5 per million words
Appox. usage (any sense): less than 0.1 per million words
Appox. usage (any sense): 0.496 per million words