code: public static String paceFormat(final Number value, final TimeMillis interval)
      {
          return paceFormat(value, interval.millis());
      }
docs: Same as {@link #paceFormat(Number, long)}
  
  @param value
  The number of occurrences within the specified interval
  @param interval
  The interval in milliseconds
  @return an human readable textual representation of the pace