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:
| Club | Played | Won | Drawn | Lost | Points for | Points against | Bonus points | Points |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Club | Played | Won | Drawn | Lost | Points for | Points against | Bonus points | Points |
| Ospreys | 20 | 14 | 0 | 6 | 461 | 374 | 8 | 64 |
| Cardiff Blues | 20 | 13 | 1 | 6 | 447 | 327 | 9 | 63 |
| Leinster | 20 | 12 | 1 | 7 | 472 | 376 | 11 | 61 |
| Llanelli Scarlets | 20 | 12 | 0 | 8 | 490 | 417 | 9 | 57 |
| Ulster | 20 | 11 | 1 | 8 | 423 | 310 | 9 | 55 |
| Munster | 20 | 12 | 0 | 8 | 379 | 294 | 6 | 54 |
| Glasgow Warriors | 20 | 11 | 0 | 9 | 434 | 419 | 5 | 49 |
| Edinburgh Rugby | 20 | 8 | 1 | 11 | 335 | 423 | 8 | 42 |
| Newport Gwent Dragons | 20 | 8 | 0 | 12 | 353 | 362 | 7 | 39 |
| Connacht | 20 | 4 | 2 | 14 | 326 | 474 | 6 | 26 |
| Border Reivers | 20 | 2 | 0 | 18 | 201 | 545 | 4 | 12 |
Question:
How many bonus points did the club who had 18 losses have?
Answer:
4.0