Selector in blank data is not working

I have one site there are some data is given and some data is blank
than i want the output like

this is the website
in that website i have to search some symbol name and then i enter it will give some details about detail like this
21
so i have to get this data
and write in excel file
and there are some symbol that value are not given
and that time i have some error in studio
so what i selector i used that will not give error

example : Symbol name : ASIAN PAINTS LIMITED
example: Symbol name : SINTEX INDUSTRIES LIMITED

@purvika_jethwa


can you able to find these symbol selector
symbol name:- SINTEX INDUSTRIES LIMITED
and in excel file both symbol are given ongc and SINTEX INDUSTRIES LIMITED
both i have to search using for each activity
than it will give error

@purvika_jethwa

not like these i have one excel file in that file there is 1 symbol colume in that colume there is given some symbol name that is given below

example : Symbol name : ASIAN PAINTS LIMITED
example: Symbol name : SINTEX INDUSTRIES LIMITED

and in that file there 2 more colume given that colume is Price and Percentage
i want to able to find these colume value

i was use type into activity for symbol typing
after that i use send hot key for enter
and after that i use get text for price
and write cell
and after that i use second get text for percentage
and write cell

after i run these code that will run and also take a value of asian paint
but in second time it will give error because SINTEX INDUSTRIES LIMITED
these symbol price is not given in a site
but i want the output as a blank

@purvika_jethwa
I understood

see the blank value is returned
and make title attribute value generic like
For price:


For Percentage: