The Gartner Group, a well-known international economic institution, has released an assessment of how well more than 60 of the economically most important countries are handling Y2K. They divide these countries into four categories (see Table 1).
根據世界著名經濟機構 GartnerGroup 對全球八十多個主要經濟國的評估，Y2K 的因應進度可分為四級（表一）。