Pass 1 time:   0.50
Sorting time:   0.22
Pass 2 time:   1.65
Total records selected: 23480
Total time:   2.37

Pass 1 time:   0.55
Sorting time:   0.39
Pass 2 time:   3.40
Total records selected: 46960
Total time:   4.34

Pass 1 time:   0.66
Sorting time:   2.03
Pass 2 time:   8.57
Total records selected: 117400
Total time:  11.32

Pass 1 time:   0.94
Sorting time:   3.62
Pass 2 time:  17.41
Total records selected: 234801
Total time:  22.14