Table 3. Age-specific incidence rates of female breast cancer in 2011, China (1/100,000).

Age group (years)	All areas	Urban areas	Rural areas
All	37.86	46.74	28.43
0-	0.00	0.00	0.00
1-	0.00	0.00	0.00
5-	0.02	0.05	0.00
10-	0.00	0.00	0.00
15-	0.09	0.00	0.16
20-	1.17	1.04	1.27
25-	4.83	4.54	5.16
30-	12.82	13.81	11.37
35-	29.86	33.28	25.39
40-	55.60	61.29	48.90
45-	81.71	93.09	68.33
50-	84.60	100.80	63.64
55-	90.64	106.99	72.58
60-	79.17	96.21	61.63
65-	68.16	91.27	44.65
70-	64.67	87.65	38.76
75-	58.63	82.30	32.56
80-	49.10	72.84	24.96
85+	32.58	48.85	15.81