CREATE TABLE table_77715 ("Player" TEXT, "Position" TEXT, "Date of Birth  ( Age ) " TEXT, "Caps" FLOAT, "Club/province" TEXT)

How many caps have a Date of Birth (Age) of 15 july 1981?
SELECT COUNT("Caps") FROM table_77715 WHERE "Date of Birth (Age)" = '15 july 1981'
SELECT COUNT("Caps") FROM "table_77715" WHERE "Date of Birth (Age)" = '15 july 1981'