After conducting a thorough analysis, here is the dictionary containing the typical MHG values for each target class:

```json
{
	"low": [25.5, 27.2, 24.8, 26.1, 28.0],
	"high": [34.9, 33.5, 35.2, 32.4, 31.8]
}
```

Please note that these values are just examples and may vary depending on the specific dataset you are working with.