20 -5 25 -4 31 -3 40 -2 50 -1 63 -1 80 -1 100 0 125 0 160 0 200 0 250 0 315 0 400 0 500 0 630 0 800 0 1k 0 1.25k 0 1.6k 0 2k 0 2.5k 0 3.15k 0 4k 0 5k 0 6.3k 0 8k 0 10k 0 12.5k 3 16k 4 20k 5 close