CREATE TABLE "singles_performance_timeline" (
  "tournament" text,
  "1973" text,
  "1974" text,
  "1975" text,
  "1976" text,
  "1977" text,
  "1978" text,
  "1979" text,
  "1983" text,
  "1984" text,
  "1985" text,
  "1986" text
);

Question: What 1976 has a 1978 of grand slam tournaments?
SQL: SELECT "1976" FROM "singles_performance_timeline" WHERE "1978"='grand slam tournaments';

Question: What 1978 has a 1976 of 62%?
SQL: SELECT "1978" FROM "singles_performance_timeline" WHERE "1976"='62%';

Question: What 1984 has a 1978 of 46–15?
SQL: SELECT "1984" FROM "singles_performance_timeline" WHERE "1978"='46–15';

Question: What 1973 has a 1978 of 75%?
SQL: SELECT "1973" FROM "singles_performance_timeline" WHERE "1978"='75%';

Question: What 1983 has a 1975 of career statistics?
SQL: SELECT "1983" FROM "singles_performance_timeline" WHERE "1975"='career statistics';

Question: What 1976 has a Tournament of overall win – loss?
SQL: SELECT "1976" FROM "singles_performance_timeline" WHERE "tournament"='overall win – loss';