Name the total number of african record
CREATE TABLE "records" (
  "world_record" text,
  "paula_radcliffe_gbr" text,
  "2_15_25" text,
  "london_great_britain" text,
  "13_april_2003" text
);
SELECT COUNT("paula_radcliffe_gbr") FROM "records" WHERE "world_record"='African record';