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24. POST-EMPLOYMENT OBLIGATIONS (Details 8) | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Disclosure of fair value of plan assets [abstract] |  |
Shares | 9.25% | 9.51%
Fixed income securities | 72.17% | 72.28%
Real estate property | 3.71% | 3.79%
Others | 14.87% | 14.42%
Total | 100.00% | 100.00%

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