Division | Population by age (person) | ||||||||
---|---|---|---|---|---|---|---|---|---|
10s | 20s | 30s | 40s | 50s | 60s | ≥70s | Total | χ 2a | |
Before project | 5608 (11.2) | 4192 (8.4) | 4758 (9.5) | 7073 (14.2) | 8990 (18.0) | 9299 (18.6) | 9955 (20.0) | 49,875 (100.0) | 267.827*** |
After project | 5244 (10.5) | 3646 (7.3) | 4157 (8.3) | 6573 (13.1) | 9903 (19.8) | 9092 (18.1) | 11,512 (23.0) | 50,127 (100.0) | |
Variation | −364 (−6.5) | −546 (−13.0) | −601 (−12.6) | −500 (−7.1) | 913 (10.2) | −207 (−2.2) | 1557 (15.6) | 252 (0.5) |