| Levels DCC | Categories DCC | Number of the cities | Means | Top 10 cities |
| Level I | Strong coordination | 16 | 0.839 | New York, tokyo, London, Seoul, Singapore, Beijing, Hong Kong, Shanghai, San Francisco, Chicago, etc. |
| Level II | Good coordination | 248 | 0.667 | Osaka, Washington, DC, Atlanta, Houston, Frankfurt, Seattle, Istanbul, Madrid, Zurich, Philadelphia, etc. |
| Level III | Limited coordination | 301 | 0.538 | Gebze, Leon, Allen, Hermosillo, Palermo, San Juan, Krakow, Hsinchu, Liege Albuquerque |
| Level IV | Scanty coordination | 442 | 0.317 | Karaj, Hengshui, Salem, Hebi, Voronezh Benxi, Palembang, Jingdezhen, Fuyang, Zigong Wait |
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