* The source obtained the data from Moreno Fernández's book (2015): The International Importance of Languages. Instituto Cervantes at FAS-Harvard University, p. 27.
Weightings: number of speakers: 0.15; HDI: 0.25; number of countries: 0.35; exports: 0.09; translations: 0.09; official status at the UN: 0.07.
This statistic presents the international importance index of languages in 2014. That year, the ranking was led by English, followed by Spanish with a total of 0.333 points on the index.
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Instituto Cervantes. (July 1, 2016). International Importance Index of Languages in 2014* [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 26, 2026, from /statistics/1636345/the-most-important-languages-in-the-world/
Instituto Cervantes. "International Importance Index of Languages in 2014*." Chart. July 1, 2016. ÌÇÐÄÆÆ½â°æ. Accessed July 26, 2026. /statistics/1636345/the-most-important-languages-in-the-world/
Instituto Cervantes. (2016). International Importance Index of Languages in 2014*. ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 26, 2026. /statistics/1636345/the-most-important-languages-in-the-world/
Instituto Cervantes. "International Importance Index of Languages in 2014*." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 1 Jul 2016, /statistics/1636345/the-most-important-languages-in-the-world/
Instituto Cervantes, International Importance Index of Languages in 2014* ÌÇÐÄÆÆ½â°æ, /statistics/1636345/the-most-important-languages-in-the-world/ (last visited July 26, 2026)
International Importance Index of Languages in 2014* [Graph], Instituto Cervantes, July 1, 2016. [Online]. Available: /statistics/1636345/the-most-important-languages-in-the-world/