Appox. usage (any sense): 0.243 per million words
Appox. usage (any sense): 217 per million words
Appox. usage (any sense): 23.8 per million words
Appox. usage (any sense): 8.53 per million words
Appox. usage (any sense): 2.19 per million words
Appox. usage (any sense): 0.015 per million words