-1=if (group.getLength()<=10) return 0;else if (group.getLength()<=16) return 0.31;else if (group.getLength()<=26.25) return 0.31;else if (group.getLength()<=36) return 0.38;else return 0;
1=if (group.getLength()<=14) return 0;else if (group.getLength()<=12) return 0.31;else if (group.getLength()<=30.25) return 0.31;else if (group.getLength()<=40) return 0.38;else return 0;
0=if (group.getLength()<=12) return 0;else if (group.getLength()<=18) return 0.31;else if (group.getLength()<=28.25) return 0.31;else if (group.getLength()<=38) return 0.38;else return 0;