Currently i am doing something like this
&----
*& Form READ_LGART_BETRG
&----
Read benefit deduction wage type and corresponding amount
----
-->LW_RT RT record work area
<--LW_OUTPUT Output data work area
<--LV_WT_FOUND Indicator for finding a benefit deduction wage type
----
FORM read_lgart_betrg USING lw_rt TYPE pc207
CHANGING lw_output TYPE t_output_temp
lv_wt_found TYPE flag.
IF lw_rt-lgart IN r_lgart1.
lw_output-lgart1 = lw_rt-lgart.
lw_output-betrg1 = lw_output-betrg1 + lw_rt-betrg.
v_wt_found = c_not_init.
ELSEIF lw_rt-lgart IN r_lgart2.
lw_output-lgart2 = lw_rt-lgart.
lw_output-betrg2 = lw_output-betrg2 + lw_rt-betrg.
v_wt_found = c_not_init.
ELSEIF lw_rt-lgart IN r_lgart3.
lw_output-lgart3 = lw_rt-lgart.
lw_output-betrg3 = lw_output-betrg3 + lw_rt-betrg.
v_wt_found = c_not_init.
ELSEIF lw_rt-lgart IN r_lgart4.
lw_output-lgart4 = lw_rt-lgart.
lw_output-betrg4 = lw_output-betrg4 + lw_rt-betrg.
v_wt_found = c_not_init.
ELSEIF lw_rt-lgart IN r_lgart5.
lw_output-lgart5 = lw_rt-lgart.
lw_output-betrg5 = lw_output-betrg5 + lw_rt-betrg.
v_wt_found = c_not_init.
ELSEIF lw_rt-lgart IN r_lgart6.
lw_output-lgart6 = lw_rt-lgart.
lw_output-betrg6 = lw_output-betrg6 + lw_rt-betrg.
v_wt_found = c_not_init.
ELSEIF lw_rt-lgart IN r_lgart7.
lw_output-lgart7 = lw_rt-lgart.
lw_output-betrg7 = lw_output-betrg7 + lw_rt-betrg.
v_wt_found = c_not_init.
ELSEIF lw_rt-lgart IN r_lgart8.
lw_output-lgart8 = lw_rt-lgart.
lw_output-betrg8 = lw_output-betrg8 + lw_rt-betrg.
v_wt_found = c_not_init.
ELSEIF lw_rt-lgart IN r_lgart9.
lw_output-lgart9 = lw_rt-lgart.
lw_output-betrg9 = lw_output-betrg9 + lw_rt-betrg.
v_wt_found = c_not_init.
ELSEIF lw_rt-lgart IN r_lgart10.
lw_output-lgart10 = lw_rt-lgart.
lw_output-betrg10 = lw_output-betrg10 + lw_rt-betrg.
v_wt_found = c_not_init.
ELSEIF lw_rt-lgart IN r_lgart11.
lw_output-lgart11 = lw_rt-lgart.
lw_output-betrg11 = lw_output-betrg11 + lw_rt-betrg.
v_wt_found = c_not_init.
ELSEIF lw_rt-lgart IN r_lgart12.
lw_output-lgart12 = lw_rt-lgart.
lw_output-betrg12 = lw_output-betrg12 + lw_rt-betrg.
v_wt_found = c_not_init.
ENDIF.
ENDFORM.