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 $30,000; project Helium requires an initial outlay of $34,000. Using the expected cash inflows given for each project in the following table,

		Expected cash inflows
Year		Hydrogen		Helium
1		$5,500		$6,000
2		$7,000		$8,000
3		$9,000		$7,500
4		$5,000		$6,000
5		$4,000		$6,000
6		$1,000		$3,500

calculate each project's payback period. Which project meetsElysian's standards?

The payback period of project Hydrogen is ___ years