Here is the idea of the degree. The number will be about, not precisely, because it depends on many things like Sake, people’s preference, and so on.
90% – Eating rice
70% – Making light, dry, fresh, and crispy
60% – Making fruity, aroma, smells good. For Junmai-ginjo, Ginjo-shu.
50% – Making smooth, full-flavored, rich, matured, and mellow. For Junmai-daiginjo, Daiginjo-shu.