CREATE TABLE table_64911 ("Rank" FLOAT, "Lane" FLOAT, "Name" TEXT, "Nationality" TEXT, "Time" FLOAT)

What's the time of Britta Steffen in a lane less than 4?
SELECT SUM("Time") FROM table_64911 WHERE "Lane" < '4' AND "Name" = 'britta steffen'
SELECT SUM("Time") FROM "table_64911" WHERE "Lane" < '4' AND "Name" = 'britta steffen'