And now they are about to shatter the all - time mark set in 1989 .
Earlier this season , the Royals barged over the two - million mark in attendance for the first time since 1991 .
Now Royals are about to shatter the all - time mark set in 1989 .
Earlier this season , the Royals barged over the two - million mark in attendance for the first time since 1991 .