This article doesn’t give a concrete answer but it’s definitely something interesting to think about
How much money does Mariah Carey make from this song?
It is a Christmas classic from the days of stars trying to beat each other to No1.
As we are close to Christmas, I think her bank balance might swell a bit again 
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That balance is definitely going to swell. My sister alone will probably make up for half of it. I can’t tell you how much he listens to that song during Christmas time.
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