CREATE TABLE table_67673 ("Year" TEXT, "Champion" TEXT, "Country" TEXT, "Score" TEXT, "Purse  ( $ ) " FLOAT, "Winner's share  ( $ ) " FLOAT)

Which average purse was earned by Erika Wicoff and has a winner's share greater than $9,750?
SELECT AVG("Purse ($)") FROM table_67673 WHERE "Champion" = 'erika wicoff' AND "Winner's share ($)" > '9,750'
SELECT AVG("Purse ($)") FROM "table_67673" WHERE "Champion" = 'erika wicoff' AND "Winner's share ($)" > '9,750'