CREATE TABLE table_30195 ("Sponsored name" TEXT, "Non-sponsored name" TEXT, "Sponsor" TEXT, "Stadium" TEXT, "City" TEXT, "Country" TEXT, "Sport" TEXT, "Sponsorship Ended" FLOAT)

What is the last year a sponsorship ended?
SELECT MAX("Sponsorship Ended") FROM table_30195
SELECT MAX("Sponsorship Ended") FROM "table_30195"