Appox. usage (any sense): 29.4 per million words
Appox. usage (any sense): 2.5 per million words
Appox. usage (any sense): 0.093 per million words
Appox. usage (any sense): 0.015 per million words
Appox. usage (any sense): less than 0.1 per million words
Appox. usage (any sense): less than 0.1 per million words