Appox. usage (any sense): 1.4 per million words
Appox. usage (any sense): 0.745 per million words
Appox. usage (any sense): 0.153 per million words
Appox. usage (any sense): 0.093 per million words
Appox. usage (any sense): 2.82 per million words
Appox. usage (any sense): 0.655 per million words