How many different percentages of immigrants are there for the year of 2007 in the countries with 1.2% of the immigrants in the year of 2005?
CREATE TABLE "by_country" (
  "country" text,
  "pct_of_all_immigrants_2008" text,
  "pct_of_all_immigrants_2007" text,
  "pct_of_all_immigrants_2006" text,
  "pct_of_all_immigrants_2005" text,
  "pct_of_all_immigrants_2004" text
);
SELECT COUNT("pct_of_all_immigrants_2007") FROM "by_country" WHERE "pct_of_all_immigrants_2005"='1.2%';