How to get the distinct data from group of Data?

Hi to all

I've the Record like

SNO

2
3
5
10
29
43
74
1


----------
PICKUP_STAGE
6
16
80
9
6
5
7
10


----------
DROP_STAGE 
6
16
0
9
0
5
7
10


----------
PICKUP_TRIP
2
2
2
1
2
2
1
2


----------
DROP_TRIP 
3
3
3
4
3
3
4
3

Here i could not post data in table so that i post like this.

Here i've to get the data based on trip distinct. for example pickup_trip 2 has repeated pickup stage 6.

I've to get the only one 6 pickup_stage with other distinct stage to that particular pickup_trip

Please Help me

Thanks to all