Appox. usage (any sense): 6.93 per million words
Appox. usage (any sense): 0.619 per million words
Appox. usage (any sense): 0.291 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
Appox. usage (any sense): less than 0.1 per million words