How to display year only from data input with format DD/MM/YYYY ?

Hi expert i'm new in adobe livecycle designer, recently I have a requirement to display year only with YYYY format from input data with format DD/MM?YYYY. Actually I'm working in SAP C4C on sales quote we here input date from calender dropdown with DD/MM/YYYY format, but when we print the pdf file, the file just need to display theh year YYYY format only?

Thank you

Regards,

Rindang