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 | Start | Qual | Rank | Finish | Laps |
| --- | --- | --- | --- | --- | --- |
| 1952 | 20 | 134.288 | 26 | 5 | 200.0 |
| 1953 | 12 | 137.310 | 8 | 2 | 200.0 |
| 1954 | 27 | 138.675 | 14 | 11 | 200.0 |
| 1955 | 24 | 138.750 | 23 | 17 | 168.0 |
| Totals | Totals | Totals | Totals | Totals | 768.0 |
Question:
How many laps were there for the car with a qual of 138.750?
Answer:
168.0