Twin spreadsheet
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1
Year
Long-Time Average Twin Rate
Increased Twin Rate
Cumulative Extra Twins
Year
Cumulative Extra Twins
2
198068,272006827219800
3
198168,5931,45614567004919811,456
4
198269,5622,06935257163119823,525
5
198368,7763,51170367228719837,036
6
198469,3473,6021063872949198410,638
7
198571,0756,0271666577102198516,665
8
198670,9998,4862515179485198625,151
9
198771,9989,7803493181778198734,931
10
198873,89011,4254635685315198846,356
11
198976,37413,7446010090118198960,100
12
199078,59015,2757537593865199075,375
13
199177,69617,0839245894779199192,458
14
199276,82918,543111001953721992111,001
15
199375,60520,840131841964451993131,841
16
199474,70722,357154198970641994154,198
17
199573,70223,034177232967361995177,232
18
199673,54927,2012044331007501996204,433
19
199773,34930,7882352211041371997235,221
20
199874,49536,1752713961106701998271,396
21
199974,83339,4743108701143071999310,870
22
200076,71242,2043530741189162000353,074
23
200176,09045,1563982301212462001398,230
24
200276,01149,1234473531251342002447,353
25
200377,30051,3654987181286652003498,718
26
200477,71854,5015532191322192004553,219
27
200578,21554,9076081261331222005608,126
28
200680,61956,4666645921370852006664,592
29
200781,57757,3847219761389612007721,976
30
200880,28158,3797803551386602008780,355
31
200978,07059,1478395021372172009839,502
32
201075,58856,9748964761325622010896,476
33
201174,72356,5469530221312692011953,022
34
201274,70956,315100933713102420121,009,337
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Sheet1