private static void queryListDate(List<Date> list) {

    long total = 0;
    long start = System.nanoTime();
    for (Date dt : list) {
      total += dt.getTime();
    }
    long end = System.nanoTime();
    System.out.println("Date:      Query:  " + NF.format(end - start) + " ns" + " " + total);
    result("JUDate-Q", end - start);
  }