1=if (group.getLength()<=15) return 0;else if (group.getLength()<=22.5) return 0.31;else if (group.getLength()<=35.3) return 0.31;else if (group.getLength()<=45) return 0.38;else return 0;
2=if (group.getLength()<=18) return 0;else if (group.getLength()<=27) return 0.31;else if (group.getLength()<=42.4) return 0.31;else if (group.getLength()<=45) return 0.38;else return 0;
