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