B-mode gaps (or duplicate numbers) in sounding sequence: (The soundings numbered below exist, gaps are in between), 710796 to 710798 710965 to 710967 710987 to 710989 711039 to 711041 711091 to 711093 711139 to 711141 711344 to 711346 711348 to 711350 711370 to 711372 711372 to 711374 711374 to 711376 711376 to 711378 711378 to 711380 711397 to 711399 711413 to 711415 711709 to 711711 711715 to 711717 711717 to 711719 711725 to 711727 711729 to 711731 711764 to 711766 711766 to 711768 711792 to 711794 711822 to 711824 711850 to 711852 712062 to 712064 712114 to 712116 712128 to 712130 712142 to 712144 712246 to 712248 712256 to 712258 712344 to 712346 712380 to 712382 712384 to 712386 712428 to 712430 712442 to 712444 712448 to 712450 712547 to 712549 712568 to 712570 712646 to 712648 712680 to 712682 712734 to 712736 712861 to 712863 712865 to 712867 712875 to 712877 712914 to 712916 712924 to 712926 712950 to 712952 712981 to 712983 712993 to 712995 713029 to 713031 713047 to 713049 713089 to 713091 713134 to 713136 713144 to 713146 713226 to 713228 713361 to 713363 713367 to 713369 713421 to 713423 713463 to 713465 713549 to 713551 713575 to 713577 713591 to 713593 713623 to 713625 713661 to 713663 713675 to 713677 713713 to 713715 713733 to 713735 713737 to 713739