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:
| Country | Donor payment | Children per donor | Donor anonymity | Allowed recipients |
| --- | --- | --- | --- | --- |
| Belgium | no data | 6 children | varies | no data |
| Canada | no data | 25 children per population of 800,000 | yes | no data |
| Denmark | 200-500 DKK | 12 children | varies | Everyone |
| France | no data | 5 children | yes | no data |
| Germany | varies | 15 children | no | Usually married heterosexual couples |
| Hong Kong, China | no data | 3 children | no data | no data |
| Netherlands | expenses | 25 children | no | Everyone |
| Norway | no data | 8 children | no | no data |
| Spain | no data | 6 children | yes | Everyone |
| Sweden | 300 SEK | 12 children to 6 families (2 per family) | no | Married or in cohabitation |
| Switzerland | expenses | 8 children | no | Married heterosexual couples |
Question:
List the possible children per donor levels for countries where the allowed recipients is no data.
Answer:
6 children, 25 children per population of 800,000, 5 children, 3 children, 8 children