Name the year in which these Test records were broken

In which year did Kapil Dev surpass Richard Hadlee to become the then-leading wicket-taker in Test history?

In which year was the first Test century scored?

In which year did James Anderson become England's leading wicket-taker in Test cricket?

In which year did Andy Sandham become Test cricket's first triple-centurion?

In which year did Colin Cowdrey become the first man to play 100 Tests?

In which year did Ian Botham became the first man to hit a century and take 10 wickets in the same Test?

In which year did Jim Laker take 19 wickets in one Test?

In which year did Muttiah Muralitharan surpass Shane Warne to become Test cricket's leading wicket-taker?

In which year did Younis Khan become the first Pakistan batsman to hit 10,000 Test runs?

In which year did Allan Border become the first man to play 150 Tests?