| Spread WinRT Documentation > Formula Reference > Formula Functions > PERCENTRANK | 
This function returns the rank of a value in a data set as a percentage of the data set.
PERCENTRANK(array,n,sigdig)
This function has these arguments:
| Argument | Description | 
|---|---|
| array | Array of data with numeric values that defines the relative ranking | 
| n | Value for which you want to find the rank in percentage | 
| sigdig | [Optional] Number of significant digits for the ranked percentage value; if omitted, the calculation used three significant digits; if not an integer, number is truncated | 
Accepts numeric data for all arguments. Returns numeric data.
PERCENTRANK(A1:A12,0.95)
PERCENTRANK(R1C1:R1C45,0.866)
PERCENTRANK(A1:A17,23,3)
PERCENTRANK(R1C1:R43:C1,255.4,2)
PERCENTRANK({10,12,13,14,14,14.5,16,17.5,17.75,20,22},18,4) gives the result 0.8111
PERCENTRANK({10,12,13,14,14,14.5,16,17.5,17.75,20,22},18,1) gives the result 0.8