CREATE TABLE table_70687 ("Season" FLOAT, "Champion" TEXT, "Motorcycle" TEXT, "Wins" FLOAT, "2nd pl." FLOAT, "3rd pl." FLOAT, "Team" TEXT)

How many times was the motorcycle ducati 916 2nd place when wins is less than 7?
SELECT SUM("2nd pl.") FROM table_70687 WHERE "Motorcycle" = 'ducati 916' AND "Wins" < '7'
SELECT SUM("2nd pl.") FROM "table_70687" WHERE "Motorcycle" = 'ducati 916' AND "Wins" < '7'