year               championship        54 holes                  winning score     margin
0    1. 1962                    us open  2 shot deficit    1 (72 + 70 + 72 + 69 = 283)  playoff 1
1    2. 1963         masters tournament     1 shot lead    2 (74 + 66 + 74 + 72 = 286)   1 stroke
2    3. 1963           pga championship  3 shot deficit    5 (69 + 73 + 69 + 68 = 279)  2 strokes
3    4. 1965     masters tournament (2)     5 shot lead   17 (67 + 71 + 64 + 69 = 271)  9 strokes
4    5. 1966     masters tournament (3)   tied for lead    e (68 + 76 + 72 + 72 = 288)  playoff 2
5    6. 1966      the open championship  2 shot deficit    2 (70 + 67 + 75 + 70 = 282)   1 stroke
6    7. 1967                us open (2)  1 shot deficit    5 (71 + 67 + 72 + 65 = 275)  4 strokes
7    8. 1970  the open championship (2)  2 shot deficit    5 (68 + 69 + 73 + 73 = 283)  playoff 3
8    9. 1971       pga championship (2)     4 shot lead    7 (69 + 69 + 70 + 73 = 281)  2 strokes
9   10. 1972     masters tournament (4)     1 shot lead    2 (68 + 71 + 73 + 74 = 286)  3 strokes
10  11. 1972                us open (3)     1 shot lead  + 2 (71 + 73 + 72 + 74 = 290)  3 strokes
11  12. 1973       pga championship (3)     1 shot lead    7 (72 + 68 + 68 + 69 = 277)  4 strokes
12  13. 1975     masters tournament (5)  1 shot deficit   12 (68 + 67 + 73 + 68 = 276)   1 stroke
13  14. 1975       pga championship (4)     4 shot lead    4 (70 + 68 + 67 + 71 = 276)  2 strokes
14  15. 1978  the open championship (3)  1 shot deficit    7 (71 + 72 + 69 + 69 = 281)  2 strokes
15  16. 1980                us open (4)   tied for lead    8 (63 + 71 + 70 + 68 = 272)  2 strokes
16  17. 1980       pga championship (5)     3 shot lead    6 (70 + 69 + 66 + 69 = 274)  7 strokes
17  18. 1986     masters tournament (6)  4 shot deficit    9 (74 + 71 + 69 + 65 = 279)   1 stroke

Table as JSON:
{"year":{"0":"1. 1962","1":"2. 1963","2":"3. 1963","3":"4. 1965","4":"5. 1966","5":"6. 1966","6":"7. 1967","7":"8. 1970","8":"9. 1971","9":"10. 1972","10":"11. 1972","11":"12. 1973","12":"13. 1975","13":"14. 1975","14":"15. 1978","15":"16. 1980","16":"17. 1980","17":"18. 1986"},"championship":{"0":"us open","1":"masters tournament","2":"pga championship","3":"masters tournament (2)","4":"masters tournament (3)","5":"the open championship","6":"us open (2)","7":"the open championship (2)","8":"pga championship (2)","9":"masters tournament (4)","10":"us open (3)","11":"pga championship (3)","12":"masters tournament (5)","13":"pga championship (4)","14":"the open championship (3)","15":"us open (4)","16":"pga championship (5)","17":"masters tournament (6)"},"54 holes":{"0":"2 shot deficit","1":"1 shot lead","2":"3 shot deficit","3":"5 shot lead","4":"tied for lead","5":"2 shot deficit","6":"1 shot deficit","7":"2 shot deficit","8":"4 shot lead","9":"1 shot lead","10":"1 shot lead","11":"1 shot lead","12":"1 shot deficit","13":"4 shot lead","14":"1 shot deficit","15":"tied for lead","16":"3 shot lead","17":"4 shot deficit"},"winning score":{"0":"1 (72 + 70 + 72 + 69 = 283)","1":"2 (74 + 66 + 74 + 72 = 286)","2":"5 (69 + 73 + 69 + 68 = 279)","3":"17 (67 + 71 + 64 + 69 = 271)","4":"e (68 + 76 + 72 + 72 = 288)","5":"2 (70 + 67 + 75 + 70 = 282)","6":"5 (71 + 67 + 72 + 65 = 275)","7":"5 (68 + 69 + 73 + 73 = 283)","8":"7 (69 + 69 + 70 + 73 = 281)","9":"2 (68 + 71 + 73 + 74 = 286)","10":"+ 2 (71 + 73 + 72 + 74 = 290)","11":"7 (72 + 68 + 68 + 69 = 277)","12":"12 (68 + 67 + 73 + 68 = 276)","13":"4 (70 + 68 + 67 + 71 = 276)","14":"7 (71 + 72 + 69 + 69 = 281)","15":"8 (63 + 71 + 70 + 68 = 272)","16":"6 (70 + 69 + 66 + 69 = 274)","17":"9 (74 + 71 + 69 + 65 = 279)"},"margin":{"0":"playoff 1","1":"1 stroke","2":"2 strokes","3":"9 strokes","4":"playoff 2","5":"1 stroke","6":"4 strokes","7":"playoff 3","8":"2 strokes","9":"3 strokes","10":"3 strokes","11":"4 strokes","12":"1 stroke","13":"2 strokes","14":"2 strokes","15":"2 strokes","16":"7 strokes","17":"1 stroke"}}