1 + 3 + N | | | | | | | | 1+3+N | 1 1 | 3 | | N | | | | 14 | 14 | 114 | | | | | | | | | | | | | | | 75 | 39 | | | | | | 800 | 400 | 50% | 65% | | | | | | | | | | |