fair valuation the following table shows the expected versus actual rate of return on plan assets for the u.s . pension and postretirement plans: .

Table:
 | 2008 | 2007 | 2006
expected rate of return | 7.75% ( 7.75 % ) | 8.0% ( 8.0 % ) | 8.0% ( 8.0 % )
actual rate of return | ( 5.42 ) % (  % ) | 13.2% ( 13.2 % ) | 14.7% ( 14.7 % )
for the foreign plans , pension expense for 2008 was reduced by the expected return of $ 487 million , compared with the actual return of $ ( 883 ) million .
pension expense for 2007 and 2006 was reduced by expected returns of $ 477 million and $ 384 million , respectively .
actual returns were higher in 2007 and 2006 than the expected returns in those years .
discount rate the 2008 and 2007 discount rates for the u.s .
pension and postretirement plans were selected by reference to a citigroup-specific analysis using each plan 2019s specific cash flows and compared with the moody 2019s aa long-term corporate bond yield for reasonableness .
citigroup 2019s policy is to round to the nearest tenth of a percent .
accordingly , at december 31 , 2008 , the discount rate was set at 6.1% ( 6.1 % ) for the pension plans and at 6.0% ( 6.0 % ) for the postretirement welfare plans .
at december 31 , 2007 , the discount rate was set at 6.2% ( 6.2 % ) for the pension plans and 6.0% ( 6.0 % ) for the postretirement plans , referencing a citigroup-specific cash flow analysis .
as of september 30 , 2006 , the u.s .
pension plan was remeasured to reflect the freeze of benefits accruals for all non-grandfathered participants , effective january 1 , 2008 .
under the september 30 , 2006 remeasurement and year-end analysis , the resulting plan-specific discount rate for the pension plan was 5.86% ( 5.86 % ) , which was rounded to 5.9% ( 5.9 % ) .
the discount rates for the foreign pension and postretirement plans are selected by reference to high-quality corporate bond rates in countries that have developed corporate bond markets .
however , where developed corporate bond markets do not exist , the discount rates are selected by reference to local government bond rates with a premium added to reflect the additional risk for corporate bonds .
for additional information on the pension and postretirement plans , and on discount rates used in determining pension and postretirement benefit obligations and net benefit expense for the company 2019s plans , as well as the effects of a one percentage-point change in the expected rates of return and the discount rates , see note 9 to the company 2019s consolidated financial statements on page 144 .
adoption of sfas 158 upon the adoption of sfas no .
158 , employer 2019s accounting for defined benefit pensions and other postretirement benefits ( sfas 158 ) , at december 31 , 2006 , the company recorded an after-tax charge to equity of $ 1.6 billion , which corresponds to the plans 2019 net pension and postretirement liabilities and the write-off of the existing prepaid asset , which relates to unamortized actuarial gains and losses , prior service costs/benefits and transition assets/liabilities .
for a discussion of fair value of assets and liabilities , see 201csignificant accounting policies and significant estimates 201d on page 18 and notes 26 , 27 and 28 to the consolidated financial statements on pages 192 , 202 and 207. .

Question: what was the percentage increase of the expected return from 2007 to 2008
Answer: 2.1%
Calculation: subtract(487, 477), divide(#0, 477)