Bitcoin Difficulty Adjustments

	A	B	C	D	E	F	G	H	I	J	K	L
1	date (local time)	Difficulty	Block #	Seconds (delta)	Days (delta)	Increase % Per Difficulty Adj	Daily increase %	Tl. Network Strength (Mhash/s)	Power Consumption Apx (MW)*	Difficulty Increase	Bitstamp USD/BTC Open	Log(Difficulty vs. Price)

2	2009-01-03	1	0
3	2009-01-27	1	2016	2057026	23.81	0.00%	0.00%	7	0.0000001	0
4	2009-02-12	1	4032	1402659	16.23	0.00%	0.00%	7	0.0000001	0
5	2009-03-02	1	6048	1500323	17.36	0.00%	0.00%	7	0.0000001	0
6	2009-03-20	1	8064	1542273	17.85	0.00%	0.00%	7	0.0000001	0
7	2009-04-06	1	10080	1546677	17.90	0.00%	0.00%	7	0.0000001	0
8	2009-04-24	1	12096	1543635	17.87	0.00%	0.00%	7	0.0000001	0
9	2009-05-12	1	14112	1499327	17.35	0.00%	0.00%	7	0.0000001	0
10	2009-05-31	1	16128	1638660	18.97	0.00%	0.00%	7	0.0000001	0
11	2009-06-26	1	18144	2314888	26.79	0.00%	0.00%	7	0.0000001	0
12	2009-07-25	1	20160	2429843	28.12	0.00%	0.00%	7	0.0000001	0
13	2009-09-04	1	22176	3587482	41.52	0.00%	0.00%	7	0.0000001	0
14	2009-10-02	1	24192	2384730	27.60	0.00%	0.00%	7	0.0000001	0
15	2009-10-31	1	26208	2548872	29.50	0.00%	0.00%	7	0.0000001	0
16	2009-11-27	1	28224	2355767	27.27	0.00%	0.00%	7	0.0000001	0
17	2009-12-18	1	30240	1771494	20.50	0.00%	0.00%	7	0.0000001	0
18	2009-12-30	1	32256	1023303	11.84	18.29%	1.43%	8	0.0000001	0
19	2010-01-11	1	34272	1096653	12.69	10.33%	0.78%	9	0.0000001	0
20	2010-01-25	1	36288	1174762	13.60	3.00%	0.22%	10	0.0000001	0
21	2010-02-04	2	38304	894915	10.36	35.29%	2.96%	13	0.0000001	0
22	2010-02-14	3	40320	871785	10.09	38.99%	3.32%	18	0.0000001	1
23	2010-02-24	4	42336	809285	9.37	49.59%	4.39%	27	0.000001	1
24	2010-03-08	5	44352	1010009	11.69	19.83%	1.56%	32	0.000001	1
25	2010-03-21	5	46368	1201191	13.90	0.75%	0.05%	33	0.000001	0
26	2010-04-01	6	48384	907978	10.51	33.30%	2.77%	44	0.000001	2
27	2010-04-12	8	50400	941544	10.90	28.50%	2.33%	56	0.000001	2
28	2010-04-21	11	52416	825186	9.55	46.61%	4.09%	82	0.000001	4
29	2010-05-04	13	54432	1079604	12.50	12.08%	0.92%	92	0.000001	1
30	2010-05-19	12	56448	1312059	15.19	-7.81%	-0.53%	85	0.000001	-1
31	2010-05-29	17	58464	863013	9.99	40.29%	3.45%	119	0.000001	5
32	2010-06-11	17	60480	1157338	13.40	4.59%	0.34%	124	0.000001	1
33	2010-06-24	19	62496	1083660	12.54	11.64%	0.88%	139	0.000001	2
34	2010-07-06	24	64512	999018	11.56	21.11%	1.67%	168	0.000001	4
35	2010-07-13	45	66528	626773	7.25	93.12%	9.50%	325	0.00001	22
36	2010-07-16	182	68544	289542	3.35	300.00%	51.24%	1,300	0.00001	136
37	2010-07-27	244	70560	900779	10.43	34.52%	2.89%	1,748	0.00001	63
38	2010-08-05	352	72576	839037	9.71	44.20%	3.84%	2,521	0.0001	108
39	2010-08-15	512	74592	833076	9.64	45.32%	3.95%	3,663	0.0001	160
40	2010-08-26	623	76608	993732	11.50	21.81%	1.73%	4,462	0.0001	112
41	2010-09-08	713	78624	1057886	12.24	14.36%	1.10%	5,103	0.0001	89
42	2010-09-19	918	80640	939558	10.87	28.75%	2.35%	6,570	0.0001	205
43	2010-09-28	1,319	82656	842061	9.75	43.67%	3.79%	9,439	0.0001	401
44	2010-10-12	1,378	84672	1157797	13.40	4.50%	0.33%	9,864	0.0001	59
45	2010-10-21	2,149	86688	776290	8.98	55.95%	5.07%	15,383	0.0001	771
46	2010-10-30	3,092	88704	841532	9.74	43.87%	3.80%	22,132	0.0001	943
47	2010-11-09	4,536	90720	826241	9.56	46.73%	4.09%	32,472	0.001	1,445
48	2010-11-18	6,867	92736	800106	9.26	51.37%	4.58%	49,155	0.001	2,331
49	2010-11-30	8,078	94752	1029201	11.91	17.64%	1.37%	57,826	0.001	1,211
50	2010-12-09	12,252	96768	798127	9.24	51.67%	4.61%	87,703	0.001	4,174
51	2010-12-21	14,484	98784	1023241	11.84	18.22%	1.42%	103,682	0.001	2,232
52	2011-01-03	16,307	100800	1074968	12.44	12.59%	0.96%	116,733	0.001	1,823
53	2011-01-15	18,438	102816	1070156	12.39	13.06%	1.00%	131,982	0.001	2,130
54	2011-01-27	22,012	104832	1014604	11.74	19.39%	1.52%	157,571	0.001	3,575
55	2011-02-08	25,998	106848	1024629	11.86	18.11%	1.41%	186,100	0.001	3,985
56	2011-02-18	36,460	108864	865352	10.02	40.24%	3.43%	260,990	0.01	10,462
57	2011-02-27	55,590	110880	794608	9.20	52.47%	4.69%	397,925	0.01	19,130
58	2011-03-09	76,194	112896	883595	10.23	37.07%	3.13%	545,418	0.01	20,604
59	2011-03-25	68,979	114912	1336430	15.47	-9.47%	-0.64%	493,770	0.01	-7,215
60	2011-04-05	82,346	116928	1013412	11.73	19.38%	1.52%	589,453	0.01	13,367
61	2011-04-18	92,348	118944	1078779	12.49	12.15%	0.92%	661,050	0.01	10,002
62	2011-04-30	109,670	120960	1019004	11.79	18.76%	1.47%	785,049	0.01	17,323
63	2011-05-09	157,426	122976	844574	9.78	43.55%	3.77%	1,126,901	0.01	47,756
64	2011-05-18	244,139	124992	779733	9.02	55.08%	4.98%	1,747,618	0.01	86,713
65	2011-05-26	434,877	127008	679029	7.86	78.13%	7.62%	3,112,971	0.1	190,738
66	2011-06-06	567,358	129024	927789	10.74	30.46%	2.51%	4,061,308	0.1	132,481
67	2011-06-15	877,227	131040	782669	9.06	54.62%	4.93%	6,279,433	0.1	309,868
68	2011-06-24	1,379,192	133056	770149	8.91	57.22%	5.21%	9,872,643	0.1	501,966
69	2011-07-06	1,563,028	135072	1068623	12.37	13.33%	1.02%	11,188,590	0.1	183,836
70	2011-07-19	1,690,896	137088	1118843	12.95	8.18%	0.61%	12,103,904	0.1	127,868
71	2011-08-01	1,888,787	139104	1082890	12.53	11.70%	0.89%	13,520,462	0.1	197,891
72	2011-08-15	1,805,701	141120	1265615	14.65	-4.40%	-0.31%	12,925,710	0.1	-83,086
73	2011-08-30	1,777,774	143136	1229409	14.23	-1.55%	-0.11%	12,725,805	0.1	-27,926
74	2011-09-13	1,755,425	145152	1225013	14.18	-1.26%	-0.09%	12,565,824	0.1	-22,349	5.8	5.48
75	2011-09-27	1,689,334	147168	1257308	14.55	-3.76%	-0.26%	12,092,727	0.1	-66,091	4.85	5.54
76	2011-10-14	1,468,218	149184	1393051	16.12	-13.09%	-0.87%	10,509,913	0.1	-221,117	3.93	5.57
77	2011-10-31	1,203,480	151200	1475859	17.08	-18.03%	-1.16%	8,614,847	0.1	-264,738	3.85	5.49
78	2011-11-14	1,192,498	153216	1221236	14.13	-0.91%	-0.06%	8,536,231	0.1	-10,983	2.95	5.61
79	2011-11-29	1,090,716	155232	1322650	15.31	-8.54%	-0.58%	7,807,647	0.1	-101,782	2.69	5.61
80	2011-12-12	1,155,038	157248	1142535	13.22	5.90%	0.43%	8,268,086	0.1	64,323	3.37	5.53
81	2011-12-26	1,159,929	159264	1206050	13.96	0.42%	0.03%	8,303,099	0.1	4,891	4.27	5.43
82	2012-01-08	1,250,758	161280	1122171	12.99	7.83%	0.58%	8,953,273	0.1	90,828	6.9	5.26
83	2012-01-22	1,307,728	163296	1157346	13.40	4.55%	0.33%	9,361,084	0.1	56,971	6.3	5.32
84	2012-02-04	1,379,647	165312	1147029	13.28	5.50%	0.40%	9,875,901	0.1	71,919	6.35	5.34
85	2012-02-18	1,376,302	167328	1212704	14.04	-0.24%	-0.02%	9,851,955	0.1	-3,345	4.67	5.47
86	2012-03-02	1,496,979	169344	1112481	12.88	8.77%	0.65%	10,715,790	0.1	120,676	4.99	5.48
87	2012-03-16	1,498,294	171360	1208658	13.99	0.09%	0.01%	10,725,209	0.1	1,316	5.3	5.45
88	2012-03-29	1,626,553	173376	1114313	12.90	8.56%	0.64%	11,643,323	0.1	128,259	4.93	5.52
89	2012-04-12	1,577,913	175392	1246982	14.43	-2.99%	-0.21%	11,295,145	0.1	-48,640	4.87	5.51
90	2012-04-27	1,508,590	177408	1265681	14.65	-4.39%	-0.31%	10,798,906	0.1	-69,324	5.03	5.48
91	2012-05-09	1,733,208	179424	1052943	12.19	14.89%	1.15%	12,406,783	0.1	224,618	5.02	5.54
92	2012-05-24	1,591,075	181440	1317716	15.25	-8.20%	-0.56%	11,389,358	0.1	-142,133	5.08	5.50
93	2012-06-07	1,583,178	183456	1216496	14.08	-0.50%	-0.04%	11,332,828	0.1	-7,897	5.41	5.47
94	2012-06-20	1,726,567	185472	1109439	12.84	9.06%	0.68%	12,359,245	0.1	143,389	6.4	5.43
95	2012-07-04	1,751,455	187488	1192877	13.81	1.44%	0.10%	12,537,400	0.1	24,888	6.44	5.43
96	2012-07-17	1,866,391	189504	1135325	13.14	6.56%	0.48%	13,360,149	0.1	114,937	8.3	5.35
97	2012-07-30	2,036,671	191520	1110411	12.85	9.12%	0.68%	14,579,060	0.1	170,280	8.7	5.37
98	2012-08-12	2,190,866	193536	1125278	13.02	7.57%	0.56%	15,682,829	0.1	154,195	11.4	5.28
99	2012-08-25	2,440,643	195552	1084544	12.55	11.40%	0.86%	17,470,800	0.1	249,777	10.03	5.39
100	2012-09-06	2,694,048	197568	1097638	12.70	10.38%	0.78%	19,284,746	0.1	253,405	10.9	5.39