Preserved : 1 (C); 2; 3; 4 (1, 2); 5 (1, 2); 6 (C); 7 (1, 2); 8 (1, 2); 9 (1, 2); 10 (1, 2); 11 (1, 2); 12 (1, 2); 13 (1, 2); 14 (1, 2); 15 (1-2, 3, 4); 16 (1-4); 17 (1-4); 18 (1-4); 19 (1-4) |
Preserved : 1972: 1(1, C), 1973: 2(1, C), 1974: 3(1, C), 1975: 4(1-2), 1976: 5(1-2), 1977: 6(C), 1978: 7(1-2), 1979: 8(1-2), 1980: 9(1-2), 1981: 10(1-2), 1982: 11(1-2), 1983: 12(1-2), 1984: 13(1-2), 1985: 14(1-2), 1986: 15(1-4), 1987: 16(1-4), 1988: 17(1-4), 1989: 18(1-4), 1990: 19(1-4) |
Preserved : 1 (none, 1); 2 (Complete, 1); 3; 4 (2); 5 (1, 2); 6 (Complete); 7 (1, 2); 8 (1, 2); 9 (1, 2); 10 (1, 2); 11 (1, 2); 12 (1, 2); 13 (1, 2); 14 (1, 2); 15 (1-2, 3, 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4) |