Table 4 Number of different region samples in each group by year
Eastern region | Central region | Western region | |||||||
|---|---|---|---|---|---|---|---|---|---|
TGap < λ1 | λ1 < TGap < λ2 | TGap > λ2 | TGap < λ1 | λ1 < TGap < λ2 | TGap > λ2 | TGap < λ1 | λ1 < TGap < λ2 | TGap > λ2 | |
2000 | 4 | 4 | 3 | 1 | 5 | 2 | 5 | 2 | 4 |
2001 | 6 | 3 | 2 | 1 | 6 | 1 | 3 | 6 | 2 |
2002 | 4 | 6 | 1 | 2 | 5 | 1 | 3 | 6 | 2 |
2003 | 5 | 5 | 1 | 2 | 5 | 1 | 3 | 6 | 2 |
2004 | 5 | 6 | 0 | 4 | 3 | 1 | 7 | 3 | 1 |
2005 | 8 | 3 | 0 | 5 | 2 | 1 | 9 | 2 | 0 |
2006 | 8 | 3 | 0 | 6 | 1 | 1 | 9 | 2 | 0 |
2007 | 8 | 2 | 1 | 6 | 1 | 1 | 10 | 1 | 0 |
2008 | 9 | 1 | 1 | 6 | 1 | 1 | 10 | 1 | 0 |
2009 | 8 | 3 | 0 | 6 | 1 | 1 | 10 | 1 | 0 |
2010 | 8 | 3 | 0 | 7 | 0 | 1 | 10 | 1 | 0 |
2011 | 8 | 3 | 0 | 7 | 0 | 1 | 10 | 1 | 0 |