CREATE TABLE "list" (
  "number" real,
  "astronaut" text,
  "agency" text,
  "total_ev_as" real,
  "total_time_hours_minutes" text
);

Question: What's Yurchikhin Fyodor Yurchikhin's number? 
SQL: SELECT "number" FROM "list" WHERE "astronaut"='Yurchikhin Fyodor Yurchikhin';

Question: How long was the walk numbered at 17?
SQL: SELECT "total_time_hours_minutes" FROM "list" WHERE "number"=17;

Question: How many agencies did Budarin Nikolai Budarin working for? 
SQL: SELECT COUNT("agency") FROM "list" WHERE "astronaut"='Budarin Nikolai Budarin';

Question: What is the total EVAs of the walk that lasted 45:34?
SQL: SELECT MAX("total_ev_as") FROM "list" WHERE "total_time_hours_minutes"='45:34';

Question: How many different total EVAs are there for the walk that lasted 45:34?
SQL: SELECT COUNT("total_ev_as") FROM "list" WHERE "total_time_hours_minutes"='45:34';

Question: What agency does Anderson Clayton Anderson work for? 
SQL: SELECT "agency" FROM "list" WHERE "astronaut"='Anderson Clayton Anderson';