CREATE TABLE table_49781 ("Year" FLOAT, "Series" TEXT, "Make" TEXT, "Driver" TEXT, "Team" TEXT, "Schedule" TEXT, "Role" TEXT)

what is the year when the driver was kevin lepage?
SELECT SUM("Year") FROM table_49781 WHERE "Driver" = 'kevin lepage'
SELECT SUM("Year") FROM "table_49781" WHERE "Driver" = 'kevin lepage'