Table:
text: John Williams (motorcyclist)
Motorcycle Grand Prix results
Motorcycle Grand Prix results
Year_ Class_ Team Points Rank_ Wins
1968 500cc Matchless 0 – 0
1969 350cc AJS 0 – 0
1969 500cc Metisse 3 46th 0
1970 500cc Matchless 8 23rd 0
1971 350cc AJS 16 13th 0
1971 500cc AJS 0 – 0
1972 250cc Yamaha 10 18th 0
1972 350cc Honda 0 – 0
1972 500cc Matchless 0 – 0
1973 250cc Yamaha 12 17th 0
1973 350cc Yamaha 10 20th 0
1973 500cc Matchless 0 – 0
1974 250cc Yamaha 2 38th 0
1974 350cc Yamaha 7 29th 0
1974 500cc Yamaha 18 11th 0
1975 250cc Yamaha 15 14th 0

text: John Williams (motorcyclist)
Motorcycle Grand Prix results
Motorcycle Grand Prix results
Year_ Class_ Team Points Rank_ Wins
1975 350cc Yamaha 1 47th 0
1975 500cc Yamaha 32 5th 0
1976 500cc Suzuki 24 9th 1
1977 350cc Yamaha 10 22nd 0
1977 500cc Suzuki 4 26th 0
1978 500cc Suzuki 0 – 0

Question: What was the last year you had less than 16 points in the 500cc class for John Williams (motorcyclist)?