If trend continues a 3% COLA is possible.
The Consumer Price Index for Urban Wage Earners and Clerical Workers (CPI-W) increased 3.0 percent over the last 12 months to an index level of 245.770 (1982-84=100). For the month, the index increased 0.5 percent prior to seasonal adjustment.
The CPI-W for:
January 2018 241.919,
February 242.988
March 243.463
April 244.546
May 245.770
Their average is significantly higher than the 2017 benchmark average. That average is 239.668
For the last three months the average is 244.569. What matters for a COLA are the months of Jul, Aug and Sep

