To solve this question we have to make deduct these 2 years. 2099 minus 1962 will give the answer.
You are 137 years old.
(1644 months are passed.)
From 1962 to 2099 there are 137 years. If you want to learn your age in 2099 (born in 1962) your age is 137.
Let's see what will be your age if you born +1 or -1 from that date.