japan-population2

	A	B	C	D	E	F	G	I	J	K	L	M	N	O	P	Q	R
1			可変パラメーター					統計データ	Worldometers
2			A	B	C	D		ロトカ=ヴォルテラ方程式予測			Wikipedia
3		係数値(5年）	0.085	0.75	0.25	0.04
4			本来の出生率。半分が女子で5年刻みなので、特殊出生率÷16に近似か？	65才到達による減少と、同じく「捕食」による減少。	65才到達による増加と「捕食」による減少する死亡率。	65才以上の本来の死亡率4-5%か?
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7		最大人口	128,542,353	人	他、比率以外は人単位
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9		実データ						予想
10	西暦	実総人口	実65以上	ピーク比	内65以上	内65未満	65才以上人口比	x	dx/dt	y	dy/dt	x+y	予測総人口	予測65以上	予測65未満	予実差人口	予実差65
11	1955	89,018,257	4,736,074	0.6925	0.0368	0.656	0.0532	0.6557	0.0376	0.0368	0.0046	0.693	89,018,257	4,736,074	84,282,183	0	0
12	1960	93,673,615	6,196,777	0.7287	0.0482	0.681	0.0662	0.6933	0.0374	0.0414	0.0055	0.735	94,440,134	5,322,964	89,117,170	-766,519	873,813
13	1965	98,447,002	6,191,131	0.7659	0.0482	0.718	0.0629	0.7307	0.0364	0.0469	0.0067	0.778	99,956,995	6,032,635	93,924,360	-1,509,993	158,496
14	1970	104,929,251	7,415,459	0.8163	0.0577	0.759	0.0707	0.7671	0.0343	0.0536	0.0081	0.821	105,495,273	6,893,323	98,601,949	-566,022	522,136
15	1975	112,413,359	8,907,508	0.8745	0.0693	0.805	0.0792	0.8014	0.0310	0.0618	0.0099	0.863	110,956,849	7,939,519	103,017,330	1,456,510	967,989
16	1980	117,816,940	10,718,866	0.9166	0.0834	0.833	0.0910	0.8324	0.0260	0.0717	0.0120	0.904	116,214,268	9,212,675	107,001,593	1,602,672	1,506,191
17	1985	121,883,482	12,555,861	0.9482	0.0977	0.851	0.1030	0.8584	0.0191	0.0837	0.0146	0.942	121,106,476	10,761,378	110,345,098	777,006	1,794,483
18	1990	124,505,240	15,038,130	0.9686	0.1170	0.852	0.1208	0.8775	0.0099	0.0983	0.0176	0.976	125,436,389	12,640,405	112,795,984	-931,149	2,397,725
19	1995	126,365,484	18,395,804	0.9831	0.1431	0.840	0.1456	0.8874	-0.0018	0.1160	0.0211	1.003	128,972,450	14,907,780	114,064,671	-2,606,966	3,488,024
20	2000	127,524,174	22,143,172	0.9921	0.1723	0.820	0.1736	0.8856	-0.0158	0.1371	0.0249	1.023	131,457,275	17,618,649	113,838,626	-3,933,101	4,524,523
21	2005	128,326,116	25,872,120	0.9983	0.2013	0.797	0.2016	0.8698	-0.0317	0.1619	0.0287	1.032	132,627,171	20,814,724	111,812,447	-4,301,055	5,057,396
22	2010	128,542,353	29,591,040	1.0000	0.2302	0.770	0.2302	0.8381	-0.0486	0.1907	0.0323	1.029	132,245,806	24,508,552	107,737,254	-3,703,453	5,082,488
23	2015	127,985,133	34,108,557	0.9957	0.2653	0.730	0.2665	0.7895	-0.0649	0.2230	0.0351	1.013	130,152,258	28,663,646	101,488,612	-2,167,125	5,444,911
24	2020	126,476,461	36,523,964	0.9839	0.2841	0.700	0.2888	0.7246	-0.0787	0.2581	0.0364	0.983	126,316,777	33,174,834	93,141,943	159,684	3,349,130
25	2025	123,975,982	37,200,888	0.9645	0.2894	0.675	0.3001	0.6459	-0.0878	0.2945	0.0358	0.940	120,887,587	37,857,472	83,030,115	3,088,395	-656,584
26	2030	120,758,057	37,667,837	0.9394	0.2930	0.646	0.3119	0.5582	-0.0908	0.3303	0.0329	0.888	114,204,098	42,456,547	71,747,551	6,553,959	-4,788,710
27	2035	117,166,141	38,458,804	0.9115	0.2992	0.612	0.3282	0.4673	-0.0876	0.3632	0.0279	0.831	106,755,547	46,682,701	60,072,846	10,410,594	-8,223,897
28	2040	113,356,476	40,071,289	0.8819	0.3117	0.570	0.3535	0.3798	-0.0791	0.3911	0.0215	0.771	99,086,109	50,269,554	48,816,555	14,270,367	-10,198,265
29	2045	109,529,351	39,299,548	0.8521	0.3057	0.546	0.3588	0.3007	-0.0675	0.4126	0.0145	0.713	91,679,295	53,031,491	38,647,803	17,850,056	-13,731,943
30	2050	105,804,027	38,313,746	0.8231	0.2981	0.525	0.3621	0.2332	-0.0549	0.4271	0.0078	0.660	84,870,821	54,896,371	29,974,450	20,933,206	-16,582,625
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32															合計	56,617,067	-19,014,719
33	max	128,542,353
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35	西暦	人口	Medium Age	出生率
36	1955	89,018,257	23.6	2.96
37	1960	93,673,615	25.4	2.17	1.0763
38	1965	98,447,002	27.2	2.03	1.0709
39	1970	104,929,251	28.8	2.04	1.0588
40	1975	112,413,359	30.3	2.13	1.0521
41	1980	117,816,940	32.5	1.83	1.0726
42	1985	121,883,482	35	1.76	1.0769
43	1990	124,505,240	37.3	1.65	1.0657
44	1995	126,365,484	39.4	1.48	1.0563
45	2000	127,524,174	41.2	1.37	1.0457
46	2005	128,326,116	43	1.3	1.0437
47	2010	128,542,353	44.7	1.34	1.0395
48	2015	127,985,133	46.4	1.41	1.0380
49	2020	126,476,461	48.4	1.37	1.0431
50	2025	123,975,982	50.5	1.37	#REF!
51	2030	120,758,057	52.1	1.37	1.0317
52	2035	117,166,141	53.3	1.37	1.0230
53	2040	113,356,476	54.1	1.37	1.0150
54	2045	109,529,351	54.6	1.37	1.0092
55	2050	105,804,027	54.7	1.37	1.0018
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