TMBThanachart Bank Public Company Limited and its Subsidiaries (Formerly TMB Bank Public Company Limited and its Subsidiaries) Notes to the financial statements For the year ended 31 December 2021 105 Actuarial gains recognised in other comprehensive income arising from: Consolidated Bank only 2021 2020 2021 2020 (in million Baht) Demographic assumptions 96 (80) 94 102 Financial assumptions (213) (282) (210) (27) Experience adjustments (80) (321) (80) (327) Total (197) (683) (196) (252) 25.2.3 Actuarial assumptions of post-employment benefit obligations The following were the principal actuarial assumptions at the reporting date (expressed as weighted averages). Consolidated Bank only 2021 2020 2021 2020 (%) Discount rate 1.80 – 2.14 1.21, 1.46 1.80 1.21 Future salary growth 3.00 3.00 3.00 3.00 Staff turnover rates 0.00 – 25.00 0.00 - 26.00 0.00 – 25.00 0.00 - 26.00 Assumptions regarding future mortality have been based on published statistics and mortality tables. 25.2.4 Sensitivity analysis of post-employment benefit obligations Reasonably possible changes at the reporting date to one of the relevant actuarial assumptions, holding other assumptions constant, would have affected the defined benefit obligations by the amounts shown below. Consolidated 2021 Change (+) in assumption Post-employment benefit obligations increase (decrease) Change (-) in assumption Post-employment benefit obligations increase (decrease) (in million Baht) (in million Baht) Discount rate +1% (332) -1% 381 Future salary growth +1% 364 -1% (324) Turnover rate +1% (349) -1% 228 Future mortality +1 year 18 -1 year (18) Consolidated 2020 Change (+) in assumption Post-employment benefit obligations increase (decrease) Change (-) in assumption Post-employment benefit obligations increase (decrease) (in million Baht) (in million Baht) Discount rate +1% (380) -1% 436 Future salary growth +1% 419 -1% (373) Turnover rate +1% (399) -1% 259 Future mortality +1 year 21 -1 year (21) 349 Form 56-1 One Report 2021
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