Given the task definition and input, reply with output. You are given two sentences(Sentence1 and Sentence2). Answer "Yes" if these sentences are a paraphrase of one another, otherwise answer "No".

Sentence1: French retirees will increase from one fifth to a third of the population by 2040 ., Sentence2: By 2040 , retirees will account for a third of the population , up from a fifth today .
Yes