set label "A" at 303,60.6
set label "B" at 101,50.5
set label "C" at 435,43.5
set label "D" at 270,54
set label "E" at 148,88.8
set label "F" at 205,143.5
set label "G" at 351,140.4
set label "H" at 768,153.6
set label "I" at 625,187.5
set label "J" at 683,409.8