住戶人數	4-6/2014	4-6/2015	4-6/2016	4-6/2017	4-6/2018	4-6/2019	4-6/2020	4-6/2021
1人	7,500	8,000	8,000	8,300	8,300	9,300	9,400	8,900
2人	17,300	18,000	18,500	20,000	20,000	20,000	18,000	20,100
3人	26,000	28,200	30,000	30,500	32,900	31,400	30,300	33,500
4人	31,800	35,200	36,800	39,100	41,400	42,500	40,200	43,300
5人	34,000	36,600	38,000	40,000	44,300	45,300	40,800	45,300
≥6人	39,800	40,000	41,200	46,300	44,300	47,600	43,200	44,300