Table:
text: 1980 IndyCar season
Calendar
Calendar
Sanctioning Race_Name Circuit City_Location Date_
Joint CART/USAC (CRL) Datsun Twin 200 Ontario Motor Speedway Ontario, California April 13
Joint CART/USAC (CRL) Indianapolis 500-Mile Race Indianapolis Motor Speedway Indianapolis , Indiana May 26
Joint CART/USAC (CRL) Gould Rex Mays Classic 150 Milwaukee Mile West Allis, Wisconsin June 8
Joint CART/USAC (CRL) True Value 500 Pocono Raceway Long Pond, Pennsylvania June 22
Joint CART/USAC (CRL) Red Roof Inns 150 Mid-Ohio Sports Car Course Lexington, Ohio July 13
CART Norton 200 Michigan International Speedway Brooklyn, Michigan July 20
CART Kent Oil 150 Watkins Glen International Watkins Glen, New York August 3

Question: Where did the Gould Rex Mays Classic 150 appear in the 1980 IndyCar season calendar?