人口・世帯数の推移（数値）
100,000
88,040
90,000
90,517
92,757
84,414
79,279
80,000
73,435
69,472
70,000
65,538
61,230
60,000
55,901
56,851
60,919
59,498
56,425
56,182
56,538
50,000
人口
世帯数
40,000
29,292
30,000
26,194
20,000
11,431
10,000
0
8,371
11,271
11,496
12,539
13,137
14,319
16,247
18,715
20,476
22,262
31,849
34,044
36,070