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:
| Episode | Broadcast date | Run time | Viewers (in millions) | Archive |
| --- | --- | --- | --- | --- |
| " Part One " | 4May1974 | 24:40 | 10.1 | PAL 2" colour videotape |
| " Part Two " | 11May1974 | 25:02 | 8.9 | PAL 2" colour videotape |
| " Part Three " | 18May1974 | 24:58 | 8.8 | PAL 2" colour videotape |
| " Part Four " | 25May1974 | 23:53 | 8.2 | PAL 2" colour videotape |
| " Part Five " | 1 June 1974 | 24:01 | 9.2 | PAL 2" colour videotape |
| " Part Six " | 8 June 1974 | 24:43 | 8.9 | PAL 2" colour videotape |
Question:
How many episodes had a broadcast date and run time of 24:43?
Answer:
1.0