CREATE TABLE table_22880 ("Performer" TEXT, "Performances" FLOAT, "Category" TEXT, "First performance" TEXT, "Last performance" TEXT)

when was the last performance of the first performance on 11/15/1909
SELECT "Last performance" FROM table_22880 WHERE "First performance" = '11/15/1909'
SELECT "Last performance" FROM "table_22880" WHERE "First performance" = '11/15/1909'