2005-1-1 518.87(51.67%) 288.41(28.72%) 196.80(19.6%)
2005-7-1 501(52.4%) 249.43(26.1%) 205.24(21.48%)
2006-1-1 523.21(51.89%) 270.89(26.86%) 214.24(21.24%)
2006-7-1
1516.91(55.52%)
1086.15(42.56%)
2010-1-1 1797.26(53.08%) 1113.97(32.90%) 474.85(14.02%)
2010-7-1 2195.06(55.49%) 1278.76(32.32%) 482.24(12.19%)
2011-1-1