CREATE TABLE table_204_419 (id NUMBER, "year" CLOB, "tournament" CLOB, "venue" CLOB, "played" NUMBER, "won" NUMBER, "lost" NUMBER, "tied" NUMBER, "n/r" NUMBER, "result" CLOB)

in how many matches have australia tied between 1990-1999 ?
SELECT SUM("tied") FROM table_204_419
SELECT SUM("tied") FROM "table_204_419"