The funded status of the 100 largest US defined benefit plans rises nearly 5% to 86%.
Public pension funding improved by $60 billion during last quarter of 2017.
Interest, new benefit accrual boosts total pension liability to almost $5 trillion.
Funded status of 100 largest US corporate pension plans grows to 84.7%.
Funded status of 100 largest US corporate pension plans rises to 84.3%.
Funded ratio falls to 83% for month, but is up from 77% in 2016.
Survey also finds workers in defined contribution plans earn lower returns than those in defined benefit plans.
Funded ratio sees little movement in the first seven months of 2017.
New rate suggested by Milliman based on study.
Report finds that healthy plans funding has risen, while critical plans have not.
Bill proposes defined contribution plans become the new default.
Despite fluctuations, the largest pension plans ended 2016 with their funded ratios little changed.