java.lang.NumberFormatException: For input string: "us"

[spyhunter99]

Exception in thread "main" java.lang.NumberFormatException: For input string: "us"
at sun.misc.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:2043)
at sun.misc.FloatingDecimal.parseFloat(FloatingDecimal.java:122)
at java.lang.Float.parseFloat(Float.java:451)
at net.batmat.vmstatanalyzer.core.model.Stats.(Stats.java:13)
at net.batmat.vmstatanalyzer.core.analyzer.simpleanalyzer.SimpleAnalyzer.findDominatingConsumer(SimpleAnalyzer.java:101)
at net.batmat.vmstatanalyzer.core.analyzer.simpleanalyzer.SimpleAnalyzer.getReport(SimpleAnalyzer.java:36)
at net.batmat.vmstatanalyzer.VmstatMain.main(VmstatMain.java:32)

[spyhunter99]

input file was from centos7 with the -w option (wide format)
vmstat 3 -w
nfe.txt