In what year was the lead singer of Nirvana born?
1967
1964
1960
1964
1960
1964
1966
1965
1960
1964
1966
1965
1960
1964
1966
1957
1965
1960
1958
1964
1966
1957
1965
1962
1960
1958
1964
1966
1959
1957
1965
1962
1960
1958
1964
1966
1959
1957
1965
1962
1960
1958
1963
1967
1964
1966
1959
1957
1961
1965
1962
1960
1968
1956
1958
1963
1967
1964
1966
1959
1957
1961
1965
1962
1960
1970
1968
1956
1958
1963
1967
1964
1966
1959
1957
1961
1965
1962
1960
1970
1968
1956
1958
1963
1969
1971
1967
1964
1966
1959
1957
1961
1965
1962
1960
1970
1968
1956
1958
1963
1969
1971
1967
1964
1966
1959
1957
1961
1965
1962
1960
1970
1968
1956
1958
1963
1969
1971
1967
1964
1966
1955
1959
1957
1961
1965
1962
1960
1970
1968
1956
1958
1963
1969
1971
1967
1964
1966
1955
1959
1957
1972
1961
1965
1962
1960
1970
1968
1956
1958
1963
1969
1971
1967
1964
1966
1955
1959
1957
1972
1961
1965
1962
1960
1970
1968
1956
1958
1963
1969
1971
1967
1964
1966
1955
1959
1957
1972
1961
1965
1962
1960
1970
1968
1956
1958
1963
1969
1971
1967
1964
1966
1955
1959
1957
1972
1961
1965
1962
1960
1953