REPORT  Z07_022    .
DATA: BEGIN OF line,
                col1(3) TYPE c,
                col2    TYPE i,
        END OF line.

DATA itab LIKE TABLE OF line INITIAL SIZE 2.

line-col1 = 'LEE'. line-col2 = 1.
APPEND line TO itab SORTED BY col2.

line-col1 = 'CHO'. line-col2 = 2.
APPEND line TO itab SORTED BY col2.

line-col1 = 'KIM'. line-col2 = 3.
APPEND line TO itab SORTED BY col2.

LOOP AT itab INTO line.
        WRITE: / line-col1, line-col2.
ENDLOOP.