The following table shows some data from a study on substance use among 10th graders in the United States and Europe.   Smoked Cigarettes Cigarette-Free Totals U.S. x y 12,000 Europe z w 98,000 Total   69,210 110,000 Given that 37,510 more European 10th graders smoked cigarettes than U.S. 10th graders, find the missing data. (x, y, z, w) =

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