Predict Switch 2021 sales (calendar year)

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Zippy6 said:

Feeling like my 26-26.5m figure was too high, but could still end up right. It's all down to December.

Week	Switch 2020 Total	Switch 2021 Total	Difference
1	319,898	476,208	156,310
2	597,460	913,266	315,806
3	845,578	1,273,694	428,116
4	1,098,896	1,629,431	530,535
5	1,391,844	1,994,883	603,039
6	1,660,556	2,494,674	834,118
7	1,891,272	2,920,227	1,028,955
8	2,136,493	3,333,132	1,196,639
9	2,422,227	3,761,749	1,339,522
10	2,803,618	4,186,873	1,383,255
11	3,837,011	4,665,551	828,540
12	4,630,355	5,447,805	817,450
13	5,206,952	5,974,359	767,407
14	5,792,784	6,374,010	581,226
15	6,297,110	6,765,033	467,923
16	6,841,845	7,162,513	320,668
17	7,286,507	7,616,588	330,081
18	7,889,358	7,973,458	84,100
19	8,273,018	8,361,756	88,738
20	8,643,776	8,732,986	89,210
21	9,060,967	9,062,571	1,604
22	9,432,681	9,410,561	-22,120
23	9,790,195	9,744,426	-45,769
24	10,166,463	10,078,032	-88,431
25	10,562,450	10,416,115	-146,335
26	10,912,652	10,766,455	-146,197
27	11,271,775	11,093,784	-177,991
28	11,674,339	11,407,146	-267,193
29	12,095,302	11,707,980	-387,322
30	12,432,090	11,990,633	-441,457
31	12,877,869	12,282,147	-595,722
32	13,303,862	12,592,080	-711,782
33	13,661,278	12,883,603	-777,675
34	14,033,177	13,167,421	-865,756
35	14,399,478	13,447,006	-952,472
36	14,797,870	13,735,010	-1,062,860
37	15,303,600	14,008,488	-1,295,112
38	15,708,077	14,267,789	-1,440,288
39	16,111,211	14,516,647	-1,594,564
40	16,642,217	15,378,561	-1,263,656
41	17,162,266	15,756,455	-1,405,811
42	17,652,453	16,230,934	-1,421,519
43	18,171,135	16,655,449	-1,515,686
44	18,771,073	17,134,413	-1,636,660
45	19,388,949	17,663,045	-1,725,904
46	20,136,490	18,412,716	-1,723,774
47	21,817,231
48	23,074,019
49	24,475,118
50	25,995,554
51	27,153,548
52	27,834,889

I thought Vgchartz 2020 total was 28.2m? Has that number just recently been adjusted down to 27.8m?