```json
{
	"no": [0, 1, 2, 3, 4],
	"yes": [5000, 8000, 10000, 12000, 15000]
}
```
Based on prior knowledge, the feature "capital-gain" represents the amount of capital gain a person had in the last year. Typically, people with higher capital gains may earn more than $50,000 per year, while those with lower or zero capital gains may earn less. 

For the target class "no" (people who earn less than or equal to $50,000 per year), typical capital-gain values can be 0, 1, 2, 3, and 4.

For the target class "yes" (people who earn more than $50,000 per year), typical capital-gain values can be 5000, 8000, 10000, 12000, and 15000.