Appox. usage (any sense): 7.07 per million words
Appox. usage (any sense): less than 0.1 per million words
Appox. usage (any sense): 0.231 per million words
Appox. usage (any sense): 0.219 per million words
Appox. usage (any sense): 0.438 per million words
Appox. usage (any sense): less than 0.1 per million words