CREATE TABLE table_74272 ("Pick" FLOAT, "Player" TEXT, "Position" TEXT, "Nationality" TEXT, "NHL team" TEXT, "College/junior/club team" TEXT)

Name the number of nationalities for ryan mckie
SELECT COUNT("Nationality") FROM table_74272 WHERE "Player" = 'Ryan Mckie'
SELECT COUNT("Nationality") FROM "table_74272" WHERE "Player" = 'Ryan Mckie'