Table 2. Frequency of G3P[8] RVA having RNA segment 5 (NSP1 gene) with different migration speed in PAGE.
| period | segment 5* | |
| E-A1-1 | E-A1-2 | |
| Dec.2000–May 2001 | 16 | 0 |
| Jun.2001–May 2002 | 27 | 0 |
| Jun.2002–May 2003 | 49 | 0 |
| Jun.2003–May 2004 | 28 | 0 |
| Jun.2004–May 2005 | 95 | 0 |
| Jun.2005–May 2006 | 39 | 0 |
| Jun.2006–May 2007 | 60 | 7 |
| Jun.2007–May 2008 | 158 | 60 |
| Jun.2008–May 2009 | 51 | 90 |
| Jun.2009–May 2010 | 66 | 15 |
| Jun.2010–May 2011 | 48 | 25 |
| Jun.2011–May 2012 | 12 | 5 |
| Jun.2012–Apr. 2013 | 34 | 4 |
| total | 683 | 206 |
*E-A1-1 and E-A1-2 represent RNA segment 5 which migrated slower or faster in PAGE, respectively, as shown in Fig. S1.