public_comment: "The ISO code [peh] lists Qinghai Bonan and Gansu Bonan together, but the most recent linguistic references recognize these two as distinct and separate.",
domains_of_use: "Used mainly only in the home and/or with family, and may not be the primary language even in these domains for many community members.",
public_comment: "Ethnic population for the whole Tu nationality* (*Note that the official Tu or "Monguor" nationality also comprises the speakers of Mongghul, Mongghuor, Mangghuer, Wutun, and Shaowa Tibetan - all of which are endangered - as well as large Chinese-speaking sections still classified as "Tu"). Degree of endangerment: still vigorous, but increasingly threatened, imminently endangered",