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:
| Outcome | Date | Championship | Surface | Opponent in the final | Score in the final |
| --- | --- | --- | --- | --- | --- |
| Winner | 1969.0 | Caracas, Venezuela | Clay | Mark Cox | 8–6, 6–3, 2–6, 6–4 |
| Winner | 1969.0 | Washington, U.S. | Hard | Arthur Ashe | 7–5, 9–7, 4–6, 2–6, 6–4 |
| Winner | 1971.0 | Caracas, Venezuela | Clay | Manuel Orantes | 7–6, 6–1, 6–3 |
| Runner-up | 1976.0 | Khartoum, Sudan | Hard | Mike Estep | 4–6, 7–6, 4–6, 3–6 |
| Runner-up | 1976.0 | Nuremberg, Germany | Carpet | Frew McMillan | 6–2, 3–6, 4–6 |
Question:
Tell me the total number of date for carpet
Answer:
1.0