Wright Jubilee Trophy

Can someone please fill in the gaps for the winners of the Wright Jubilee Trophy:

1972: Flt Lt P T Squire No.4 FTS Hunter?

1974: Flt Lt R Ryott No.6 FTS (aircraft?)

1975: Flt Lt K Marshall No.4 FTS (Gnat/Hawk?)

1979: Flt Lt M B R Marriott No.6 FTS (aircraft?)

1980: Flt Lt P Tolman No. 4 FTS (Hawk?)

1981: Flt Lt L Hatcher No.7 FTS (aircraft?)

1983: Flt Lt C R Topham No.7 FTS (aircraft?)

1984: Flt Lt C Mcllroy 2 Sqn, No.4 FTS (Hawk?)

1986: Flt Lt P Whitehead CFS (Aircraft?)

Also, can anyone provide any information or dates of the 1954 and 1956 competitions?

TIA

DW