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 |
| --- | --- | --- | --- | --- |
| " Episode 1 " | 10August1968 | 24:25 | 6.1 | 16mm t/r |
| " Episode 2 " | 17August1968 | 24:07 | 5.9 | 16mm t/r |
| " Episode 3 " | 24August1968 | 24:06 | 5.4 | 35mm t/r |
| " Episode 4 " | 31August1968 | 23:54 | 7.5 | 16mm t/r |
| " Episode 5 " | 7September1968 | 24:19 | 5.9 | 16mm t/r |
Question:
How many episodes in history have a running time of 24:06?
Answer:
1.0