Birth by Week in America
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ABCD
1
Gestation WeeksCount of babies born in this weekPercent of babies born in this weekPercent of babies born by the end of this week
2
1798760.01%0.01%
3
18154120.01%0.02%
4
19221820.02%0.04%
5
20386360.03%0.07%
6
21550420.04%0.11%
7
22729500.06%0.17%
8
23917540.07%0.24%
9
241172090.09%0.33%
10
251385840.11%0.44%
11
261675020.13%0.58%
12
271882950.15%0.72%
13
282436030.19%0.92%
14
292980240.24%1.15%
15
304128310.33%1.48%
16
315314860.42%1.90%
17
327310060.58%2.48%
18
3310726710.85%3.32%
19
3417985491.42%4.74%
20
3528952402.29%7.03%
21
3648257933.81%10.84%
22
3790211367.13%17.97%
23
381829844614.45%32.42%
24
392851003122.52%54.94%
25
402730766821.57%76.51%
26
411622306912.81%89.32%
27
4268302105.39%94.72%
28
4331269192.47%97.19%
29
4416496861.30%98.49%
30
458951740.71%99.20%
31
464757040.38%99.57%
32
472792000.22%99.79%
33
48920730.07%99.87%
34
49625070.05%99.92%
35
50439310.03%99.95%
36
51341110.03%99.98%
37
52293400.02%100.00%
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