CREATE TABLE table_13617 ("Club" CLOB, "Nickname" CLOB, "Years in Competition" CLOB, "No. of Premierships" FLOAT, "Premiership Years" CLOB)

How many Premierships have Nicknamed of kangaroos?
SELECT COUNT("No. of Premierships") FROM table_13617 WHERE "Nickname" = 'kangaroos'
SELECT COUNT("No. of Premierships") FROM "table_13617" WHERE "Nickname" = 'kangaroos'