由来源发布： 01 四月 2018
预计下一个版本： 23 十一月 2019
Preliminary results based on data from the companies' financial reporting; corresponds to the financial year from 1 April 2013 to 31 March 2018.
TNI, the Transnationality Index, is calculated as the average of the following three ratios: foreign assets to total assets, foreign sales to total sales and foreign employment to total employment.
Industry classification for companies follows the United States Standard Industrial Classification as used by the United States Securities and Exchange Commission (SEC).
In a number of cases foreign employment data were calculated by applying the share of foreign employment in total employment of the previous year to total employment of 2017.