Vecums (mēnešos) Skaņa
PS vārdā lapsa
37 81.2%
38 83.9%
39 86.4%
40 88.5%
41 90.4%
42 92%
43 93.3%
44 94.4%
45 95.2%
46 95.7%
47 95.8%
48 95.5%
49 95.2%
50 95.1%
51 94.8%
52 94.4%
53 94%
54 93.9%
55 94.4%
56 95.2%
57 96.1%
58 97%
59 97.7%
60 98.2%
61 98.7%
62 99.1%
63 99.4%
64 99.5%
65 99.6%
66 99.6%
67 99.5%
68 99.2%
69 98.9%
70 98.5%
71 98%