CREATE TABLE table_12149 ("Seat" FLOAT, "Series 1" CLOB, "Series 3" CLOB, "Series 4" CLOB, "Series 5" CLOB)

What is the total number of seats with gavin duffy in series 4?
SELECT COUNT("Seat") FROM table_12149 WHERE "Series 4" = 'gavin duffy'
SELECT COUNT("Seat") FROM "table_12149" WHERE "Series 4" = 'gavin duffy'