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Table 4 Number of GISAID sequences by time, geographical regions and SNV status

From: Evaluation on the use of Nanopore sequencing for direct characterization of coronaviruses from respiratory specimens, and a study on emerging missense mutations in partial RdRP gene of SARS-CoV-2

Time SNV Africa America Asia/Middle East Europe Oceania Subtotal Total
Dec 2019 Absent 0 0 17 0 0 17 17
Present 0 0 0 0 0 0
Jan 2020 Absent 0 18 318 24 9 369 384
Present 0 0 15 0 0 15 (3.91%)
Feb 2020 Absent 1 108 418 122 17 666 688
Present 0 2 18 1 1 22 (3.20%)
Mar 2020 Absent 72 319 660 10,816 1006 12,873 13,435
Present 22 63 21 407 49 562 (4.18%)
Apr 2020 Absent 27 1,803 455 4233 219 6,737 7082
Present 30 90 25 194 6 345 (4.87%)
May 2020 Absent 0 118 87 330 15 550 567
Present 1 2 6 6 2 17 (3.00%)
Subtotal Absent 100 2366 1955 15,525 1266 21,212 22,173
Present 53 157 85 608 58 961
Total 153 2523 2,040 16,133 1324 Global
% with SNV 34.64 6.22 4.17 3.77 4.38 4.33
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