Before Mexico reformed its customs posts as part of its bid for the North American Free Trade Agreement , Mexico City 's airport effectively kept no registry of what came in on 100 planes a day .
Mexico City /location/administrative_division/country Mexico
Mexico /location/country/administrative_divisions Mexico City
Mexico /location/location/contains Mexico City
Mexico /location/country/capital Mexico City
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Mexico City
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Mexico
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Mexico City
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Mexico
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Mexico City
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