SELECT AVG("Average") FROM table_14132 WHERE "W-L-T" = '5-1' AND "Season" < '2001' AND "Games" < '6'
Which Average that has a W-L-T of 5-1, and a Season smaller than 2001, and Games smaller than 6?
CREATE TABLE table_14132 (
    "Season" real,
    "Games" real,
    "W-L-T" text,
    "Attendance" real,
    "Average" real
)