Appox. usage (any sense): 14.9 per million words
Appox. usage (any sense): 14.1 per million words
Appox. usage (any sense): 1.99 per million words
Appox. usage (any sense): 0.087 per million words
Appox. usage (any sense): 0.089 per million words
Appox. usage (any sense): less than 0.1 per million words