Showing Cumulative Data in Qlikview Script

LOAD Name,
     Num,
     numsum(Num,peek('S')) as S
FROM
[C:\Documents and Settings\11050.TCPL\Desktop\Almas\cumulative.xls]
(biff, embedded labels, table is Sheet1$);


output:

Name	Num	S
ABC	10	10
XYZ	20	30
DEF	30	60
GHI	40	100
JKL	50	150
MNO	60	210
PQR	70	280
STU	80	360
VWX	90	450
POP	100	550

(the same can be achieved using full Accumulation option for an expression in a pivot table)