1990
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Syracuse Mets
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Tennessee Smokies
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Beloit Sky Carp
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South Bend Cubs
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Rocky Mountain Vibes
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Tucson Padres
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Harrisburg Senators
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Savannah Sand Gnats
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Omaha Storm Chasers
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Hartford Yard Goats
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Sarasota Reds
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Tecos de los Dos Laredos
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Worcester Red Sox
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Rochester Red Wings
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Tacoma Rainiers
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Scranton/Wilkes-Barre RailRiders
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Diablos Rojos del Mexico
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Rancho Cucamonga Quakes
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Rieleros de Aguascalientes