CREATE TABLE table_203_173 (id NUMBER, "year ( s ) " CLOB, "serial name" CLOB, "role" CLOB, "co-star" CLOB, "note ( s ) " CLOB, "channel" CLOB)

how many times did kelkar play himself ?
SELECT COUNT(*) FROM table_203_173 WHERE "role" = 'himself'
SELECT COUNT(*) FROM "table_203_173" WHERE "role" = 'himself'