Elysian Fields, Inc., uses a maximum payback period of $6$ years and currently must choose between two mutually exclusive projects. Project Hydrogen requires an initial outlay of $$26,000$; project Helium requires an initial outlay of $$33,000.$ Using the expected cash inflows given for each project in the following table, $,$ calculate each project's payback period. Which project meets Elysian's standards?

The payback period of project Hydrogen is $$ years. $($Round to two decimal places.$)$