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:
| No. overall | Title | Director | Writer | Original air date | Production code |
| --- | --- | --- | --- | --- | --- |
| 1.0 | "Episode 1" | Richard Dale | Tim Loane | 21March2001 | 101.0 |
| 2.0 | "Episode 2" | Richard Dale | Julie Rutterford | 28March2001 | 102.0 |
| 3.0 | "Episode 3" | Richard Dale | Andrew Rattenbury | 4April2001 | 103.0 |
| 4.0 | "Episode 4" | Jeremy Lovering | Tim Loane | 11April2001 | 104.0 |
| 5.0 | "Episode 5" | Jeremy Lovering | Julie Rutterford | 18April2001 | 105.0 |
| 6.0 | "Episode 6" | Jeremy Lovering | Andrew Rattenbury | 25April2001 | 106.0 |
| 7.0 | "Episode 7" | Sallie Aprahamian | Andrew Rattenbury | 2May2001 | 107.0 |
Question:
When did the episode first air that had a production code of 102?
Answer:
28March2001