Z-fids: Halley Bay, 1956-present

Wintering statistics

Year	1956	1957	1958	1959	1960	1961	1962	1963	1964	1965
Complement	10	21	20	12	16	25	21	24	30	32

Year 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975

Complement 28 38 30 28 26 23 22 21 18 18

Year 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985

Complement 17 21 17 17 16 15 19 28 19 18

Year 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995

Complement 18 17 19 20 29 30 18 17 17 17

Year 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Complement 17 16 16 16 16 16 16 14 18 16

Year 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015

Complement 16 18 11

For 1956 - 2008:

349	people did 1 winter	(349)
314	people did 2 winters	(628)
23	people did 3 winters	(69)
3	people did 4 winters	(12)
689	people in all;	Total: 1058 winters

Only three people have spent 4 winters at Halley: W.H. Bellchambers (1957, 1958, 1964, 1965), W.A. Etchells (1963, 1964, 1967, 1968), and M.M. Samuel (1963, 1964, 1966, 1967).

The 23 people to have spent 3 winters at Halley are:
A.W. Allman, A. Amphlett, A. Baker, A.P. Bateman, J.F. Carter, P.I. Clarke, J.D. Evans, C.J. Gostick, A.J. Green, E.S. Hunter, D.R. Jehan, P.J. Jenkins, K.C. Lax, S.G. Lloyd, A.C. McConnachie, P. McGoldrick, M. Pinnock, J.M. Roscoe, J. Scotcher, G. Smith, M. Stewart, P.I. Whiteman, S.D. Williams.
In only two cases, Carter ('JC') and Smith ('Abdul'), were the three winters consecutive (1967, 1968, 1969).

Percent of winterers registered on Z-fids (by year), as at 1 May 2008

Year	1956	1957	1958	1959	1960	1961	1962	1963	1964	1965
% registered	10	29	30	17	25	40	57	63	40	38

Year 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975

% registered 64 47 63 64 54 57 55 38 39 67

Year 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985

% registered 59 62 35 41 50 60 53 29 47 56

Year 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995

% registered 61 71 63 70 38 43 44 59 47 59

Year 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

% registered 82 94 81 81 63 69 44 57 61 44

Year 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015

% registered 25 6 9

Percent of women in each year's wintering party

Year	1956	1957	1958	1959	1960	1961	1962	1963	1964	1965
% women	0	0	0	0	0	0	0	0	0	0

Year 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975

% women 0 0 0 0 0 0 0 0 0 0

Year 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985

% women 0 0 0 0 0 0 0 0 0 0

Year 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995

% women 0 0 0 0 0 0 0 0 0 0

Year 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

% women 12 13 13 13 19 13 25 14 11 25

Year 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015

% women 31 11 18

Name index

1 May 2008
Z-fids home page

Year	1966	1967	1968	1969	1970	1971	1972	1973	1974	1975
% registered	64	47	63	64	54	57	55	38	39	67

Year	1976	1977	1978	1979	1980	1981	1982	1983	1984	1985
% registered	59	62	35	41	50	60	53	29	47	56

Year	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995
% registered	61	71	63	70	38	43	44	59	47	59

Year	1996	1997	1998	1999	2000	2001	2002	2003	2004	2005
% registered	82	94	81	81	63	69	44	57	61	44

Year	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015
% registered	25	6	9