@java.lang.Override
    public Builder clear() {
      super.clear();
      bitField0_ = 0;
      tasksCount_ = 0L;
      oldestEstimatedArrivalTime_ = null;
      if (oldestEstimatedArrivalTimeBuilder_ != null) {
        oldestEstimatedArrivalTimeBuilder_.dispose();
        oldestEstimatedArrivalTimeBuilder_ = null;
      }
      executedLastMinuteCount_ = 0L;
      concurrentDispatchesCount_ = 0L;
      effectiveExecutionRate_ = 0D;
      return this;
    }
<pre>
Statistics for a queue.
</pre>

Protobuf type {@code google.cloud.tasks.v2beta2.QueueStats}
java-tasks/proto-google-cloud-tasks-v2beta2/src/main/java/com/google/cloud/tasks/v2beta2/QueueStats.java