You will enter the full contribution in Line 1. You do need to know the contribution amount because in Line 2a, you will need to enter the difference between the account balance and your contributions. The difference is recorded at line 2a.
The only other entry you need to make is in box 7. Select the drop-down and select code 7.
You may wish to contact the Central Provident Fund to see if they have a record of your contributions or if they can provide you with a detailed summary that separates your contributions and earnings.
**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"