There is a custom multiplier of 0.0001 on Template JMX Generic's Accumulated time spent in compilation with key jmx["java.lang:type=Compilation",TotalCompilationTime]. However, that value is actually stored in milliseconds.

http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/management/CompilationMXBean.html#getTotalCompilationTime()