Interval L M S Delta 1st 3rd 5th 15th 25th 50th 75th 85th 95th 97th 99th 0 – 4 wks 1.3828 1423.0783 0.22048 400 182 369 460 681 805 1023 1229 1336 1509 1575 1697 4 wks – 2 mo 0.7241 1596.347 0.19296 400 528 648 713 886 992 1196 1408 1524 1724 1803 1955 2 – 3 mo 0.659 1215.3989 0.19591 400 307 397 446 577 658 815 980 1071 1228 1290 1410 3 – 4 mo 0.7003 1017.0488 0.20965 400 160 241 285 403 476 617 764 845 985 1041 1147 4 – 5 mo 0.7419 921.6249 0.2279 400 70 150 194 311 383 522 666 746 883 937 1041 5 – 6 mo 0.7668 822.1842 0.24854 400 -17 61 103 217 287 422 563 640 773 826 927 6 – 7 mo 0.7688 756.5306 0.26783 400 -76 0 42 154 223 357 496 573 706 758 859 7 – 8 mo 0.7624 715.6257 0.28677 400 -118 -43 -1 111 181 316 457 535 671 724 827 8 – 9 mo 0.762 684.7459 0.30439 400 -153 -77 -36 77 148 285 429 508 646 701 806 9 – 10 mo 0.7659 658.5809 0.32154 400 -183 -108 -66 48 120 259 405 486 627 683 790 10 – 11 mo 0.7713 643.4374 0.33882 400 -209 -132 -89 27 100 243 394 478 623 680 791 11 – 12 mo 0.7761 639.4743 0.35502 400 -229 -150 -106 15 91 239 397 484 635 695 811