I have data

```
NoUrut| Nama
1       PSX
1       GE
1       SX
2       SZ
2       GEX
2       HT

```

how to get output like this with row number

```
Rownum | NoUrut| Nama
 1        1       PSX
 2        1       GE
 3        1       SX
 1        2       SZ
 2        2       GEX
 3        2       HT

```

thank's before