lues returned by FUNCTION.</p>
<p>:USER-RUN-TIME-US
User run time in microseconds.</p>
<p>:SYSTEM-RUN-TIME-US
System run time in microseconds.</p>
<p>:REAL-TIME-MS
Real time in milliseconds.</p>
<p>:GC-RUN-TIME-MS
GC run time in milliseconds (included in user and system run time.)</p>
<p>:PROCESSOR-CYCLES
Approximate number of processor cycles used. (Omitted  if not supported on
the platform – currently available on x86 and x86-64 only.)</p>
<p>:EVAL-CALLS
Number of calls to EVAL. (Omitted if zero.)</p>
<