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:
| Region | Date | Label | Format(s) | Catalog |
| --- | --- | --- | --- | --- |
| World | 21 August 2008 | Wichita Recordings | Digital download | — |
| Europe | 24 October 2008 | Universal Records | Deluxe CD | 3629185 |
| Europe | 24 October 2008 | Wichita Recordings | CD | WEBB185 |
| United Kingdom and Ireland | 27 October 2008 | Wichita Recordings | CD, deluxe CD, digital download, LP | WEBB185 |
| North America | 28 October 2008 | Atlantic Records | CD, LP | 512336 |
| North America | 28 October 2008 | Atlantic Records | Deluxe CD, digital download | 512335 |
Question:
Which catalog value has a region of world?
Answer:
—