B-mode gaps (or duplicate numbers) in sounding sequence: (The soundings numbered below exist, gaps are in between), 611148 to 611150 611162 to 611164 611176 to 611178 611179 to 611181 611405 to 611407 611466 to 611468 611476 to 611478 611905 to 611907 611964 to 611966 611966 to 611968 611970 to 611972 612066 to 612068 612440 to 612442 612561 to 612563 612563 to 612565 612959 to 612961