Each year; annually. An adverb indicating that something repeats or is measured year by year.
この祭りは年ごとに参加者が増えている。
Participants in this festival have been increasing every year.
機械の点検は年ごとに行ってください。
Please have the machine inspected annually.
給料は年ごとに少しずつ上がる見込みだ。
Salaries are expected to rise gradually each year.
年ごとに目標を見直して計画を立てる。
Review goals every year and make plans.