CREATE TABLE table_203_94 (id DECIMAL, "year" DECIMAL, "player" TEXT, "country" TEXT, "score" TEXT, "to par" DECIMAL, "margin\ of victory" TEXT, "course" TEXT, "location" TEXT, "purse  ( $ ) " DECIMAL, "winner's\ share  ( $ ) " DECIMAL)

which player earned the most between 2007 and 2013 in the western open ?
SELECT "player" FROM table_203_94 GROUP BY "player" ORDER BY SUM("winner's\nshare ($)") DESC LIMIT 1
SELECT "player" FROM "table_203_94" GROUP BY "player" ORDER BY SUM("winner's\nshare ($)") DESC NULLS LAST LIMIT 1