Appox. usage (any sense): 423 per million words
Appox. usage (any sense): 25.4 per million words
Appox. usage (any sense): 7.87 per million words
Appox. usage (any sense): 5.45 per million words
Appox. usage (any sense): 0.511 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