How to create row wise grand total in pivot table?

[#1]

Country	Jan	feb	mar	apr	Grandtotal
a	2	4	5	2	13
b	5	1	2	4	12
c	1	2	5	3	11
Grand total	8	7	12	9	36

How to create row wise grand total in pivot table?

[JonnyPoole]

In the screenshot below, enable 'partial sums' checkbox for both country and month.

You can also change 'label for totals' as well.