SELECT "date" FROM table_203_490 ORDER BY "attendance" DESC LIMIT 1
which 1990 southern miss golden eagles football game had the most people in attendance ?
CREATE TABLE table_203_490 (
    id number,
    "date" text,
    "opponent#" text,
    "rank#" text,
    "site" text,
    "result" text,
    "attendance" number
)