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["Number of staff working for PSI, 1966-2009"]
[]
[null,"Staff"]
[1984,59]
[1985,63]
[1986,65]
[1987,56]
[1988,45]
[1989,45]
[1990,44]
[1991,45]
[1992,47]
[1993,57]
[1994,63]
[1995,72]
[1996,75]
[1997,66]
[1998,36]
[1999,21]
[2000,31]
[2001,30]
[2002]
[2003,33]
[2004,36]
[2005]
[2006,42]
[2007,43]
[2008]
[2009,29]
[]
["Source: Annual Report and Accounts, PSI; Top 3000 Charities; Charity Commission"]