tournament                    1972                    1973                    1974                    1975                    1976                    1977                    1978
0  grand slam tournaments  grand slam tournaments  grand slam tournaments  grand slam tournaments  grand slam tournaments  grand slam tournaments  grand slam tournaments  grand slam tournaments
1         australian open                       a                       a                       a                       a                       a                       a                       a
2             french open                       a                      1r                      1r                      1r                      1r                      1r                      2r
3               wimbledon                      2r                      2r                      1r                      1r                      1r                       a                       a
4                 us open                      1r                      1r                      1r                      2r                      1r                      2r                       a
5              win - loss                   1 - 2                   1 - 3                   0 - 3                   1 - 3                   0 - 3                   2 - 2                   0 - 1
6        year end ranking                      54                      94                      54                      91                      95                     101                     100

Table as JSON:
{"tournament":{"0":"grand slam tournaments","1":"australian open","2":"french open","3":"wimbledon","4":"us open","5":"win - loss","6":"year end ranking"},"1972":{"0":"grand slam tournaments","1":"a","2":"a","3":"2r","4":"1r","5":"1 - 2","6":"54"},"1973":{"0":"grand slam tournaments","1":"a","2":"1r","3":"2r","4":"1r","5":"1 - 3","6":"94"},"1974":{"0":"grand slam tournaments","1":"a","2":"1r","3":"1r","4":"1r","5":"0 - 3","6":"54"},"1975":{"0":"grand slam tournaments","1":"a","2":"1r","3":"1r","4":"2r","5":"1 - 3","6":"91"},"1976":{"0":"grand slam tournaments","1":"a","2":"1r","3":"1r","4":"1r","5":"0 - 3","6":"95"},"1977":{"0":"grand slam tournaments","1":"a","2":"1r","3":"a","4":"2r","5":"2 - 2","6":"101"},"1978":{"0":"grand slam tournaments","1":"a","2":"2r","3":"a","4":"a","5":"0 - 1","6":"100"}}