2017 | 2016 | 2015 | ||||||||||||||||||||||||
In millions of Brazilian Reais | Change in assumption | Increase in assumption | Decrease in assumption | Increase in assumption | Decrease in assumption | Increase in assumption | Decrease in assumption | |||||||||||||||||||
Medical cost trend rate | 100 bases points | (119.7 | ) | 102.3 | (104.7 | ) | 90.2 | (77.5 | ) | 67.4 | ||||||||||||||||
Discount rate | 50 bases points | 289.7 | (309.2 | ) | 292.6 | (311.5 | ) | 262.5 | (280.1 | ) | ||||||||||||||||
Future salary increase | 50 bases points | (12.9 | ) | 12.3 | (16.6 | ) | 15.3 | (13.3 | ) | 12.5 | ||||||||||||||||
Longevity | One year | (180.6 | ) | 176.5 | (175.9 | ) | 172.9 | (135.1 | ) | 131.1 |