"p.A" "q.A" "p.B" "q.B" "p.C" "q.C" "p.D" "q.D"
"1970" 1.2 1000 1.5 400 0.5 1000 2 800
"1974" 2 1200 1.8 1000 1.5 800 3 700
"1978" 2.5 1400 2.1 1300 1.3 1200 3.4 900
