Appox. usage (any sense): 5.07 per million words
Appox. usage (any sense): 0.574 per million words
Appox. usage (any sense): 0.586 per million words
Appox. usage (any sense): 0.315 per million words
Appox. usage (any sense): 0.093 per million words
Appox. usage (any sense): 0.054 per million words
Appox. usage (any sense): less than 0.1 per million words