The population of this town continues to decline year after year.
Usage
Follows the pattern ~ごとに (every ~), applied to 年 (year). Used when describing trends, gradual changes, or recurring yearly events. Common in news reporting, statistics, and personal reflection.
Similar words
年々: year after year — more literary/formal, often used in written contexts
毎年: every year — focuses on annual recurrence rather than gradual change
日ごとに: day by day — same pattern but with a shorter time scale