Sentence examples for has been estimating from inspiring English sources
Since January 2006, Nielsen has been estimating the number of people who watch specific shows with a DVR.
Variety has been estimating those grosses anyway, and though opinions differ on how dependable those estimates are — Mr. Sillerman himself said they had often been wrong — they have shown an unmistakable decline.
Economists have known about these effects for a long time; the trick has been estimating the effect precisely enough to incorporate the burden of the corporate tax into distribution tables.
But since the IRS has been estimating this burden using a 20-year-old system as antiquated as its computers, it didn't really know.
The Gravity Recovery and Climate Experiment (GRACE) satellite mission has been estimating temporal changes in the Earth's gravitational field since its launch in 2002.
The Immigration & Naturalization Service has been estimating 5 million to 6 million illegals in the U.S., but the Census Bureau now says INS is way off, and the total has to be around 8 million.
