| Nr
| Date
| Location
| Depth
| Time
| Temp
| Buddy
| Total time
| Average
|
| 301
| 01-05-2004
| NL - Joure - Put van Nederhorst
| 22.2
| 1:12
| 9
| Erik Postma
/Ron van Santen
| 300:13
| 0:59.8
|
| 283
| 14-03-2004
| NL - Gemaal Dreischor
| 11.6
| 0:35
| 4
| Erik Postma
/Luuk Bergsma
| 281:40
| 0:59.7
|
| 279
| 12-03-2004
| NL - Den Osse Kerkweg
| 9.4
| 0:20
| 4
| Erik Postma
/Ron van Santen
| 279:38
| 1:00.1
|
| 275
| 10-11-2003
| Egypte - Dahab - Lighthouse Reef
| 25.4
| 1:02
| 26
| Erik Postma
| 276:40
| 1:00.3
|
| 269
| 08-11-2003
| Egypte - Dahab - Lighthouse Reef
| 30.6
| 1:05
| 26
| Erik Postma
| 270:41
| 1:00.3
|
| 267
| 07-11-2003
| Egypte - Dahab - Garbage Dump
| 19.3
| 0:53
| 26
| Erik Postma
| 268:32
| 1:00.3
|
| 266
| 07-11-2003
| Egypte - Gabr El Binth
| 23.7
| 1:18
| 26
| Erik Postma
| 267:39
| 1:00.3
|
| 234
| 09-08-2003
| NL - Joure - Put van Nederhorst
| 11.1
| 1:00
| 14
| Erik Postma
/Ron van Santen
| 237:03
| 1:00.7
|