Table:
| Years | Pension Benefits | Other Long Term Benefits |
| --- | --- | --- |
| 2020 | 32 | 7 |
| 2021 | 29 | 7 |
| 2022 | 32 | 5 |
| 2023 | 41 | 6 |
| 2024 | 51 | 9 |
| From 2025 to 2029 | 272 | 35 |
Paragraphs:
The Company’s estimated future benefit payments as of December 31, 2019 are as follows:
The Company has certain defined contribution plans, which accrue benefits for employees on a pro-rata basis during their employment period based on their individual salaries. The Company’s accrued benefits related to defined contribution pension plans of $20 million as of December 31, 2019 and $18 million as of December 31, 2018. The annual cost of these plans amounted to approximately $86 million in 2019, $84 million in 2018 and $77 million in 2017.
Question:
What was the annual cost of contribution pension plans in 2018?
Answer: $84 million