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 | Entrant | Chassis | Engine | Points |
| --- | --- | --- | --- | --- |
| 1988.0 | Forti Corse | Dallara 3087 | Cosworth | 0.0 |
| 1988.0 | Forti Corse | Lola T88/50 | Cosworth | 0.0 |
| 1989.0 | Lola Motorsport | March 88B | Judd | 0.0 |
| 1989.0 | Roger Cowman Racing | Lola T89/50 | Cosworth | 0.0 |
| 1993.0 | ACE Racing | Reynard 92D | Ford Cosworth | 2.0 |
Question:
When is the earliest year that there's a judd engine?
Answer:
1989.0