Appox. usage (any sense): 1.66 per million words
Appox. usage (any sense): 0.613 per million words
Appox. usage (any sense): 0.054 per million words
Appox. usage (any sense): 0.036 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