CREATE TABLE "nascar_nationwide_series" (
  "year" real,
  "starts" real,
  "wins" real,
  "top_5" real,
  "top_10" real,
  "poles" real,
  "avg_start" real,
  "avg_finish" real,
  "winnings" text,
  "position" text,
  "team_s" text
);

Question: What was the highest number of starts in 2007 when the average start was over 17.6?
SQL: SELECT MAX("starts") FROM "nascar_nationwide_series" WHERE "year"=2007 AND "avg_start">17.6;