Error on setting Calculated Column formula for Year

Hello All,

I Put the column formula like below but it displaying some error, somebody please help/correct I am new to Sharepoint

=IF(ISBLANK([ColCard]) &  [ColCard] <2013)

Then I set Data Type return is Yes/No

What I require:

I want to return an output Yes/No from a calculated column type. My condition is below

If ColCard is not null & if ColCard has any year less than 2013 Then value is YES        

i.e. if ColCard !=null & ColCard<2013 Then value is YES otherwise No

Your help would be great

Error is "Server Error in '/' Application."