Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Year | Championship | Winning score | Margin | Runner(s)-up |
| --- | --- | --- | --- | --- |
| 1958.0 | LPGA Championship | +8 (69-69-76-74=288) | 6 strokes | Fay Crocker |
| 1958.0 | U.S. Women's Open | –2 (74-72-70-74=290) | 5 strokes | Louise Suggs |
| 1959.0 | U.S. Women's Open | +7 (72-75-69-71=287) | 2 strokes | Louise Suggs |
| 1960.0 | LPGA Championship | –4 (71-76-74-71=292) | 3 strokes | Louise Suggs |
| 1961.0 | Titleholders Championship | +11 (72-75-76-76=299) | 1 stroke | Patty Berg , Louise Suggs |
| 1961.0 | U.S. Women's Open | +5 (72-80-69-72=293) | 6 strokes | Betsy Rawls |
| 1961.0 | LPGA Championship | +3 (67-77-72-71=287) | 9 strokes | Louise Suggs |
| 1962.0 | Titleholders Championship | +7 (73-75-70-77=295) | Playoff 1 | Ruth Jessen |
| 1962.0 | Women's Western Open | +7 (69-74-76-76=295) | Playoff 2 | Mary Lena Faulk |
| 1963.0 | Women's Western Open | –4 (78-70-71-73=292) | 9 strokes | Kathy Whitworth |
| 1963.0 | LPGA Championship | +10 (72-82-70-70=294) | 2 strokes | Mary Lena Faulk, Mary Mills , Louise Suggs |
| 1964.0 | U.S. Women's Open | –2 (71-71-75-73=290) | Playoff 3 | Ruth Jessen |
| 1966.0 | Women's Western Open | +2 (72-78-76-76=302) | 1 stroke | Jo Ann Prentice , Margie Masters |
Question:
When was the most recent year that kathy whitworth was the runner-up?
Answer:
1963.0