B-mode gaps (or duplicate numbers) in sounding sequence: (The soundings numbered below exist, gaps are in between), 697991 to 697993 698015 to 698017 698148 to 698150 698150 to 698152 698307 to 698309 698325 to 698327 698422 to 698424 698424 to 698426 698426 to 698428 698428 to 698430 698430 to 698432 698432 to 698434 698434 to 698436 698436 to 698438 698438 to 698440 698440 to 698442 698442 to 698444 698444 to 698446 698446 to 698448 698448 to 698450 698450 to 698452 698452 to 698454 698454 to 698456 698456 to 698458 698458 to 698460 698460 to 698462 698462 to 698464 698464 to 698466 698466 to 698468 698468 to 698470 698470 to 698472 698472 to 698474 698474 to 698476 698476 to 698478 698478 to 698480 698480 to 698482 698482 to 698484 698484 to 698486 698486 to 698488 698576 to 698578 698592 to 698594 698594 to 698596 698596 to 698598 698598 to 698600 698600 to 698602 698602 to 698604 698604 to 698606 698606 to 698608 698608 to 698610 698610 to 698612 698612 to 698614 698614 to 698616 698616 to 698625 698785 to 698787 698988 to 698990 699262 to 699264 699264 to 699266 699266 to 699268 699269 to 699271 699271 to 699273 699273 to 699275 699275 to 699277 699277 to 699279 699279 to 699281 699281 to 699283 699283 to 699285 699285 to 699287 699287 to 699289 699289 to 699291 699291 to 699293 699293 to 699295 699295 to 699297 699297 to 699299 699299 to 699301 699301 to 699303 699303 to 699305 699305 to 699307 699307 to 699309 699309 to 699311 699311 to 699313 699313 to 699315 699315 to 699317 699317 to 699319 699319 to 699321 699321 to 699323 699323 to 699325 699325 to 699327 699327 to 699329 699329 to 699331 699331 to 699333 699333 to 699335 699335 to 699337 699337 to 699339 699339 to 699342 699342 to 699344 699344 to 699346 699346 to 699348 699348 to 699350 699350 to 699352 699352 to 699354 699454 to 699456 699465 to 699467 699681 to 699683 699942 to 699944