2001: No. 1 2002: No. 2, 3 2003: No. 4, 5 2004: No. 6, 7 2005: No. 8, 9 2006: No. 10, 11 2007: No. 12, 13 2008: No. 14, 15 2009: No. 16, 17 2010: No. 18, 19