Selecting output across multiple months

[SCK]

I have the mentioned data. I want to select data in such a way that all months are covered atleast once. Please suggest

Input:

Month	Value
1	400
2	50
3	60
4	70
5	80
6	90
7	100
8	155
9	140
10	455
11	600
12	700
1	140
2	455
3	600
4	400
5	3324
6	50
7	700
8	890
9	140
10	700
11	910
12	985
6	50
7	700
8	890
9	140
10	700
11	910
12	985

[DavidP]

Hi @SCK 

You can group the data by month, then you can manipulate it whichever way you wish.

[Qiu]

@SCK 
Some thing like this?