To solve this question we have to make deduct these 2 years. 2117 minus 1959 will give the answer.
You are 158 years old.
(1896 months are passed.)
From 1959 to 2117 there are 158 years. If you want to learn your age in 2117 (born in 1959) your age is 158.
Let's see what will be your age if you born +1 or -1 from that date.