id	keyword
easat-7516	vol
easat-7516	control
easat-7516	road
easat-7516	fatalities
easat-7516	cusum
easat-7516	accidents
easat-7516	traffic
easat-7516	average
easat-7516	ewma
easat-7516	roadway
easat-7516	safety
easat-7516	chart
easat-7516	statistics