investment strategy the company 2019s global pension and postretirement funds 2019 investment strategy is to invest in a prudent manner for the exclusive purpose of providing benefits to participants . the investment strategies are targeted to produce a total return that , when combined with the company 2019s contributions to the funds , will maintain the funds 2019 ability to meet all required benefit obligations . risk is controlled through diversification of asset types and investments in domestic and international equities , fixed income securities and cash and short-term investments . the target asset allocation in most locations outside the u.s . is primarily in equity and debt securities . these allocations may vary by geographic region and country depending on the nature of applicable obligations and various other regional considerations . the wide variation in the actual range of plan asset allocations for the funded non-u.s . plans is a result of differing local statutory requirements and economic conditions . for example , in certain countries local law requires that all pension plan assets must be invested in fixed income investments , government funds or local-country securities . significant concentrations of risk in plan assets the assets of the company 2019s pension plans are diversified to limit the impact of any individual investment . the u.s . qualified pension plan is diversified across multiple asset classes , with publicly traded fixed income , hedge funds , publicly traded equity and real estate representing the most significant asset allocations . investments in these four asset classes are further diversified across funds , managers , strategies , vintages , sectors and geographies , depending on the specific characteristics of each asset class . the pension assets for the company 2019s non-u.s . significant plans are primarily invested in publicly traded fixed income and publicly traded equity securities . oversight and risk management practices the framework for the company 2019s pension oversight process includes monitoring of retirement plans by plan fiduciaries and/or management at the global , regional or country level , as appropriate . independent risk management contributes to the risk oversight and monitoring for the company 2019s u.s . qualified pension plan and non-u.s . significant pension plans . although the specific components of the oversight process are tailored to the requirements of each region , country and plan , the following elements are common to the company 2019s monitoring and risk management process : 2022 periodic asset/liability management studies and strategic asset allocation reviews ; 2022 periodic monitoring of funding levels and funding ratios ; 2022 periodic monitoring of compliance with asset allocation guidelines ; 2022 periodic monitoring of asset class and/or investment manager performance against benchmarks ; and 2022 periodic risk capital analysis and stress testing . estimated future benefit payments the company expects to pay the following estimated benefit payments in future years: .

Table:
in millions of dollars | pension plans u.s . plans | pension plans non-u.s . plans | pension plans u.s . plans | non-u.s . plans
2019 | $ 797 | $ 435 | $ 62 | $ 70
2020 | 828 | 417 | 62 | 75
2021 | 847 | 426 | 61 | 80
2022 | 857 | 448 | 59 | 86
2023 | 873 | 471 | 57 | 92
2024 20132028 | 4365 | 2557 | 252 | 547
.

Question: what are total estimated future benefit payments in millions for 2019?
Answer: 1364
Calculation: table_sum(2019, none)