The existence of de-mosaicing doesn't stop the question from being answered, it just means different use cases get different amounts of quality.

Since they listed the image element size as .8 micrometers, we can do simple math to see that they're quoting the biggest possible number. There are 48M small color cells, 12M big color cells, and 3M RGGB cells. So your luma data is amazing, and your chroma data is garbage.