Year | Zhongshan | Syowa | Neumayer | Halley | Arrival Heights | South Pole |
2008 | 24.87 | 25.04 | 24.90 | 24.54 | 26.39 | 31.08 |
2009 | 24.32 | 25.20 | 23.37 | 23.86 | ― | 30.15 |
2010 | 27.07 | 25.07 | 25.06 | 24.85 | ― | 29.66 |
2011 | 26.43 | 25.83 | 24.53 | 24.05 | 26.72 | 29.27 |
2012 | 26.82 | 25.48 | 25.43 | 22.87 | 26.78 | 29.14 |
2013 | 25.29 | 26.09 | 25.40 | 25.74 | 26.83 | 28.54 |
平均 | 25.80 | 25.56 | 24.78 | 24.32 | 26.68 | 29.64 |