31, 39, 50 to 100

65 to 75

Preserved : 7 (1 to 4); 8 (1 to 9, 11, 12); 9 (1 to 9, 11, 12); 65 (1 to 4); 66 (1 to 4); 67 (1 to 4); 68 (1 to 4); 69 (1 to 4); 71 (1 to 4); 72 (1 to 4); 73 (1 to 4); 74 (1 to 9, 11, 12); 75 (1 to 9, 11, 12); 76 (1 to 9, 11, 12); 77 (1 to 9, 11, 12); 78 (1, 2?3, 4 to 9, 11, 12); 79 (1 to 9, 11, 12); 81 (1 to 9, 11, 12); 82 (1 to 9, 11, 12); 83 (1 to 9, 11, 12); 84 (1 to 9, 11, 12); 85 (1 to 9, 11, 12); 86 (1 to 9, 11, 12); 87 (1 to 9, 11, 12); 88 (1 to 9, 11, 12); 89 (1 to 9, 11, 12); 91 (1 to 9, 11, 12); 92 (1 to 9, 11, 12); 93 (1 to 9, 11, 12); 94 (1 to 9, 11, 12); 95 (1 to 9, 11, 12); 96 (1 to 9, 11, 12); 97 (1 to 9, 11, 12); 98 (1 to 9, 11, 12); 99 (1 to 3)

Preserved : 7 (1 to 4); 8 (1 to 9, 11, 12); 9 (1 to 9, 11, 12); 65 (1 to 4); 66 (1 to 4); 67 (1 to 4); 68 (1 to 4); 69 (1 to 4); 71 (1 to 4); 72 (1 to 4); 73 (1 to 4); 74 (1 to 9, 11, 12); 75 (1 to 9, 11, 12); 76 (1 to 9, 11, 12); 77 (1 to 9, 11, 12); 78 (1, 2?3, 4 to 9, 11, 12); 79 (1 to 9, 11, 12); 81 (1 to 9, 11, 12); 82 (1 to 9, 11, 12); 83 (1 to 9, 11, 12); 84 (1 to 9, 11, 12); 85 (1 to 9, 11, 12); 86 (1 to 9, 11, 12); 87 (1 to 9, 11, 12); 88 (1 to 9, 11, 12); 89 (1 to 9, 11, 12); 91 (1 to 9, 11, 12); 92 (1 to 9, 11, 12); 93 (1 to 9, 11, 12); 94 (1 to 9, 11, 12); 95 (1 to 9, 11, 12); 96 (1 to 9, 11, 12); 97 (1 to 9, 11, 12); 98 (1 to 9, 11, 12); 99 (1 to 5)

Preserved : 7 (1 to 4); 8 (1 to 9, 11, 12); 9 (1 to 9, 11, 12); 65 (1 to 4); 66 (1 to 4); 67 (1 to 4); 68 (1 to 4); 69 (1 to 4); 71 (1 to 4); 72 (1 to 4); 73 (1 to 4); 74 (1 to 9, 11, 12); 75 (1 to 9, 11, 12); 76 (1 to 9, 11, 12); 77 (1 to 9, 11, 12); 78 (1, 2?3, 4 to 9, 11, 12); 79 (1 to 9, 11, 12); 81 (1 to 9, 11, 12); 82 (1 to 9, 11, 12); 83 (1 to 9, 11, 12); 84 (1 to 9, 11, 12); 85 (1 to 9, 11, 12); 86 (1 to 9, 11, 12); 87 (1 to 9, 11, 12); 88 (1 to 9, 11, 12); 89 (1 to 9, 11, 12); 91 (1 to 9, 11, 12); 92 (1 to 9, 11, 12); 93 (1 to 9, 11, 12); 94 (1 to 9, 11, 12); 95 (1 to 9, 11, 12); 96 (1 to 9, 11, 12); 97 (1 to 9, 11, 12); 98 (1 to 9, 11, 12); 99 (1 to 5, 7 to 9)

Preserved : 1981: 31(1)

Preserved : 1986: 36(1-12), 1987: 37(1-4), 1987: 38(1-4), 1987: 39(1-4), 1987: 40(1-4), 1988: 41(1-4), 1988: 42(1-4), 1988: 43(1-4), 1989: 44(1-4), 1989: 45(1-4), 1989: 46(1-4), 1990: 47(1-4), 1990: 48(1-4), 1990: 49(1-4), 1991: 50(1-4), 1991: 51(1-4), 1991: 52(1-4), 1992: 53(1-4), 1992: 54(1-4), 1992: 55(1-4), 1993: 56(1-4), 1993: 57(1-4), 1993: 58(1-4), 1994: 59(1-4), 1994: 60(1-4), 1994: 61(1-4), 1995: 62(1-4), 1995: 63(1-4), 1995: 64(1-4), 1996: 65(1-4), 1996: 66(1-4), 1996: 67(1-4), 1997: 68(1-4), 1997: 69(1-4), 1997: 70(1-4), 1998: 71(1-4), 1998: 72(1-4), 1998: 73(1-4), 1999: 74(1-12), 2000: 75(1-12), 2001: 76(1-12), 2002: 77(1-12), 2003: 78(1-12), 2004: 79(1-12), 2005: 80(1-12), 2006: 81(1-12), 2007: 82(1-12), 2008: 83(1-12), 2009: 84(1-12), 2010: 85(1-12), 2011: 86(1-12), 2012: 87(1-12), 2013: 88(1-12), 2014: 89(1-12), 2015: 90(1-12), 2016: 91(1-12), 2017: 92(1-12), 2018: 93(1-12), 2019: 94(1-12), 2020: 95(1-12), 2021: 96(1-12), 2022: 97(1-12), 2023: 98(1-12), 2024: 99(1-12)

Preserved : 1 (1 to 14); 2 (1 to 12); 3 (1 to 12); 4 (1 to 12); 5 (1 to 12); 6 (1 to 12); 7 (1 to 12); 8 (1 to 12); 9 (1 to 12); 10 (1 to 12); 11 (1 to 12); 12 (1 to 12); 13 (1 to 12); 14 (1 to 12); 15 (1 to 12); 16 (1 to 12); 17 (1 to 12); 18 (1 to 12); 19 (1 to 12); 20 (1 to 12); 21 (1 to 24); 22 (1 to 4 to 6 to 8 to 15, 17 to 24); 23 (1 to 24); 24 (1 to 24); 25 (S1, 1 to 24); 26 (1 to 24); 27 (1 to 24); 28 (1 to 8, 12 to 24); 29 (1 to 24); 30 (1 to 16); 31 (1 to 24); 32 (1 to 24); 33 (1 to 24); 34 (1 to 24); 35 (1 to 24); 36 (1 to 24); 37 (1 to 24); 38 (1 to 24); 39 (1 to 24); 40 (1 to 24); 41 (1 to 7, 9 to 24); 42 (1 to 52); 43 (1 to 52); 44 (1 to 52); 45 (S1, 1 to 53); 46 (S1, 1 to 52); 47 (1 to 52); 48 (1 to 8, 10 to 31, 33 to 36, 38 to 52); 49 (1 to 52); 50 (1 to 52); 51 (1 to 53); 52 (1 to 53); 53 (S1, 1 to 52); 54 (S1, 1 to 44, 48 to 52); 55 (S1, 1 to 52); 56 (1 to 9, 11 to 13, 15, 17, 18, 20 to 24, 26 to 30, 32, 37 to 52); 57 (S1, 1 to 37, 39 to 53); 58 (S1, 1 to 52); 59 (1 to 53); 60 (1 to 12); 61 (1 to 12); 62 (1 to 12); 63 (1 to 12); 64 (1 to 4, 05, 06, 8 to 10 to 12); 65 (1 to 12); 66 (1 to 12); 67 (1 to 12); 68 (1 to 12); 69 (S1, 1 to 12); 70 (1 to 4); 71 (1 to 4); 72 (1 to 4); 73 (1 to 4); 74 (1 to 12); 75 (1 to 12); 76 (1 to 12); 77 (1 to 12); 78 (1, 2-3, 4 to 12); 79 (1 to 12); 80 (1 to 12); 81 (1 to 12); 82 (1 to 12); 83 (1 to 12); 84 (1 to 12); 85 (1 to 12); 86 (1 to 12); 87 (1 to 12); 88 (1 to 12); 89 (1 to 12); 90 (1 to 12); 91 (1, 2, 4 to 12); 92 (1 to 11); 93 (1 to 7, 9 to 12); 94 (1, 2, 4 to 12); 95 (1 to 12); 96 (1 to 12); 97 (1 to 12); 98 (1 to 12)