icreated pivot chart , i am using two dimension category and Month and expression sum(Visit).
i want to calcilate relative % as second expression but in pivot there is no option for realtive calculation
please suggest how to achive this in pivot chart.
| category | Month | Visit |
| abc | jan | 10 |
| abs | jan | 10 |
| cds | jan | 10 |
| hty | jan | 10 |
| asd | jan | 50 |
| abc | Feb | 20 |
| abs | Feb | 30 |
| cds | Feb | 30 |
| hty | Feb | 30 |
| asd | Feb | 30 |
| ghj | Mar | 120 |
| jkl | Mar | 80 |
| hut | Mar | 430 |
