International Paper Companys 2016 annual report disclosed the following pension information:

Benefit obligations and fair values of plan assets as of December 31, 2016, for International Papers pension and postretirement plans are as follows:

In millions	Benefit Obligation	Fair Value of Plan Assets
U.S. pension	$13,683	$10,312
U.S. postretirement	280
Non-U.S. pension	219	153
Non-U.S. postretirement	23

1. What is the funded status of the companys U.S. pension plans? What proportion of total pension obligation is funded?
2. What proportion of total post-employment obligation is funded? Briefly explain why this is so.