Data Set 1, 1 to 14682 - Total records 14683.
Data Set 2, 14683 to 34671 - Total records 19989.
Data Set 3, 34672 to 54672 - Total records 20000.
Data Set 4, 54673 to 84915 - Total records 19992.
Data Set 5, 84916 to 104915 - Total records 20000.
Data Set 6, 104916 to 125029 - Total records 20114.
Data Set 7, 125030 to 137157 - Total records 12128.