По - Безье

{"lg_-1":[6,1,2,9],"lg_-1_6":[4,1,1,6],"lg_138":[1,null,null,1],"lg_138_6":[1,null,null,1],"lg_369":[5,1,2,8],"lg_369_6":[3,1,2,6]}

{"lg_-1":[7,12,11,30],"lg_-1_6":[0,3,3,6],"lg_138":[6,12,10,28],"lg_138_6":[null,3,3,6],"lg_222":[1,null,1,2],"lg_222_6":[1,null,1,2]}

{"lg_-1":[11,7,10,28],"lg_-1_6":[3,0,3,6],"lg_138":[11,7,10,28],"lg_138_6":[3,null,3,6]}

{"lg_-1":[4,8,3,15],"lg_-1_6":[1,5,0,6],"lg_138":[3,8,3,14],"lg_138_6":[1,5,null,6],"lg_222":[1,null,null,1],"lg_222_6":[1,null,null,1]}

{"lg_-1":[4,4,6,14],"lg_-1_6":[2,2,2,6],"lg_138":[4,4,6,14],"lg_138_6":[2,2,2,6]}