Vecums (mēnešos) Skaņa
RN vārdā sparni
37 10.9%
38 19.1%
39 26.7%
40 33.7%
41 39.9%
42 45.4%
43 50.3%
44 54.5%
45 58.2%
46 61%
47 62.8%
48 63.8%
49 64.6%
50 65.6%
51 66.6%
52 67%
53 67.5%
54 68.6%
55 70.2%
56 72.2%
57 74.4%
58 76.4%
59 78.1%
60 79.5%
61 80.7%
62 82%
63 83.2%
64 84.5%
65 85.7%
66 86.9%
67 88%
68 89.1%
69 90.1%
70 91.1%
71 92.1%