Preserved : 1998: 1(1), 1999: 2(1), 2000: 3(1), 2001: 4(1, ), 2002: 5, 2003: 6, 2004: 7, 2005: 8, 2006: 9, 2007: 10(1, ), 2008: 11(1, ), 2009: 12(1, ), 2010: 13, 2011: 14, 2012: 15(1, ), 2013: 16(1, ), 2014: 17(1, ), 2015: 18(1, ), 2016: 19, 2017: 20, 2018: 21, 2019: 22, 2020: 23, 2021: 24, 2022: 25(1-2), 2023: 26(1-2) |