Appox. usage (any sense): 6.12 per million words
Appox. usage (any sense): less than 0.1 per million words
Appox. usage (any sense): 0.189 per million words
Appox. usage (any sense): less than 0.1 per million words
Appox. usage (any sense): 5.41 per million words
Appox. usage (any sense): less than 0.1 per million words