What's the greatest 1st RU that has a 2nd RU less than 0?
CREATE TABLE "by_country_tally" (
  "rank" real,
  "country" text,
  "miss_united_continent" real,
  "virreina" real,
  "1st_ru" real,
  "2nd_ru" real,
  "3rd_ru" real,
  "4th_ru" real,
  "semifinalists" real,
  "total" real
);
SELECT MAX("1st_ru") FROM "by_country_tally" WHERE "2nd_ru"<0;