B-mode gaps (or duplicate numbers) in sounding sequence: (The soundings numbered below exist, gaps are in between), 751887 to 751889 752159 to 752161 752471 to 752473 752775 to 752777 752777 to 752779 752779 to 752781 752781 to 752783 752783 to 752785 752785 to 752787 752787 to 752789 753099 to 753101 753109 to 753111 753111 to 753113 753113 to 753115 753115 to 753117 753117 to 753119 753119 to 753121 753435 to 753437 753437 to 753439 753439 to 753441 753441 to 753443 753443 to 753445 753445 to 753447 753447 to 753449 753449 to 753451 753451 to 753453 753453 to 753455 753455 to 753457 753457 to 753459 753459 to 753461 753461 to 753463 753463 to 753465 753465 to 753467 753467 to 753469 753469 to 753471 753471 to 753473 753473 to 753475 753475 to 753477 753477 to 753479 753479 to 753481 753481 to 753483 753483 to 753485 753923 to 753925 754081 to 754083 754109 to 754111 754125 to 754127 754127 to 754129 754129 to 754131 754131 to 754133 754133 to 754135 754135 to 754137 754137 to 754139 754139 to 754141 754141 to 754143 754143 to 754145 754145 to 754147 754147 to 754149 754149 to 754151 754151 to 754153 754153 to 754155 754155 to 754157 754157 to 754159 754159 to 754161 754161 to 754163 754163 to 754165 754165 to 754167 754167 to 754169 754169 to 754171 754171 to 754173 754173 to 754175 754175 to 754177 754177 to 754179 754179 to 754181 754181 to 754183 754183 to 754185 754185 to 754187 754187 to 754189 754189 to 754191 754191 to 754193 754193 to 754195 754195 to 754197 754197 to 754199 754199 to 754201 754201 to 754203 754203 to 754205 754205 to 754207 754207 to 754209 754209 to 754211 754211 to 754213 754213 to 754215 754215 to 754217 754217 to 754219 754219 to 754221 754221 to 754223 754223 to 754225 754225 to 754227 754227 to 754229 754229 to 754231 754231 to 754233 754233 to 754235 754235 to 754237 754237 to 754239 754239 to 754241 754241 to 754243 754243 to 754245 754245 to 754247 754247 to 754249 754249 to 754251 754251 to 754253