1 to 30

Preserved : 1 (1 to 9, 11 to 19, 21 to 24); 2 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51); 3 (1 to 9, 11 to 15, 17, 18, 21 to 29, 31 to 39, 41 to 48); 4 (1 to 9, 11, 12); 5 (1 to 9, 11, 12); 6 (1 to 9, 11 to 19, 21 to 24); 7 (1 to 9, 11 to 19, 21 to 24); 8 (1 to 9, 11 to 19, 21 to 24); 9 (1 to 9, 11 to 19, 21 to 24); 11 (1 to 9, 11 to 19, 21 to 24); 12 (1 to 9, 11 to 19, 21 to 29, 31 to 36); 13 (1 to 9, 11 to 19, 21 to 29, 31 to 36); 14 (1 to 9, 11 to 19, 21 to 29, 31 to 36); 15 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 16 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 17 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51, 52); 18 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51, 52); 19 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51, 52); 21 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51, 52); 22 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51, 52); 23 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 24 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 25 (1 to 9, 11 to 13, 18, 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 26 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 27 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 28 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 29 (1 to 9, 11 to 17, 19, 21, 22, 24 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72)

Preserved : 1 (1 to 9, 11 to 19, 21 to 24); 2 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51); 3 (1 to 9, 11 to 15, 17, 18, 21 to 29); 4 (1 to 9, 11, 12); 5 (1 to 9, 11, 12); 6 (1 to 9, 11 to 19, 21 to 24); 7 (1 to 9, 11 to 19, 21 to 24); 8 (1 to 9, 11 to 19, 21 to 24); 9 (1 to 9, 11 to 19, 21 to 24); 11 (1 to 9, 11 to 19, 21 to 24); 12 (1 to 9, 11 to 19, 21 to 29, 31 to 36); 13 (1 to 9, 11 to 19, 21 to 29, 31 to 36); 14 (1 to 9, 11 to 19, 21 to 29, 31 to 36); 15 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 16 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 17 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51, 52); 18 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51, 52); 19 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51, 52); 21 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51, 52); 22 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51, 52); 23 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 24 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 25 (1 to 9, 11 to 13, 18, 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 26 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 27 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 28 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 29 (1 to 9, 11 to 17, 19, 21, 22, 24 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72)

Preserved : 1 (1 to 9, 11 to 19, 21 to 24); 2 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51); 3 (1 to 9, 11, 12); 4 (1 to 9, 11, 12); 5 (1 to 9, 11, 12); 6 (1 to 9, 11 to 19, 21 to 24); 7 (1 to 9, 11 to 19, 21 to 24); 8 (1 to 9, 11 to 19, 21 to 24); 9 (1 to 9, 11 to 19, 21 to 24); 11 (1 to 9, 11 to 19, 21 to 24); 12 (1 to 9, 11 to 19, 21 to 29, 31 to 36); 13 (1 to 9, 11 to 19, 21 to 29, 31 to 36); 14 (1 to 9, 11 to 19, 21 to 29, 31 to 36); 15 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 16 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 17 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51, 52); 18 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51, 52); 19 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51, 52); 21 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51, 52); 22 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51, 52); 23 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 24 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 25 (1 to 9, 11 to 13, 18, 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 26 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 27 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 28 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72); 29 (1 to 9, 11 to 17, 19, 21, 22, 24 to 29, 31 to 39, 41 to 49, 51 to 59, 61 to 69, 71, 72)

Preserved : 1995: 1(1-9), 1996: 2(1-12), 1997: 3(1-12), 1998: 4(1-12), 1999: 5(1-12), 2000: 6(1-24), 2001: 7(1-24), 2002: 8(1-24), 2003: 9(1-24), 2004: 10(1-24), 2005: 11(1-24), 2006: 12(1-36), 2007: 13(1-36), 2008: 14(1-36), 2009: 15(1-48), 2010: 16(1-48), 2011: 17(1-52), 2012: 18(1-52), 2013: 19(1-52), 2014: 20(1-52), 2015: 21(1-52), 2016: 22(1-52), 2017: 23(1-72), 2018: 24(1-72), 2019: 25(1-72), 2020: 26(1-72), 2021: 27(1-72), 2022: 28(1-72), 2023: 29(1-72), 2024: 30(1-37, 39-62)

Preserved : 1 (1 to 9); 2 (1 to 12); 3 (1 to 12); 4 (1 to 12); 5 (1 to 12); 6 (1 to 24); 7 (1 to 19, 21 to 24); 8 (1 to 24); 9 (1 to 24); 10 (1 to 24); 11 (1 to 24); 12 (1 to 36); 13 (1 to 36); 14 (1 to 36); 15 (1 to 20, 23 to 48); 16 (1 to 37, 39 to 48); 17 (1 to 52); 18 (1 to 5, 10 to 12, 16, 19 to 41, 43 to 52); 19 (1 to 45); 20 (6 to 52); 21 (1 to 41, 43 to 52); 22 (1 to 52); 23 (1 to 41, 43 to 53, 55 to 72); 24 (1 to 72); 25 (1 to 72); 26 (1 to 72); 27 (1 to 72); 28 (1 to 72); 29 (1 to 63)