| Name: Harm Jan | Surname: KOK | Country: NED  | SEASON: 2009/2010 » |
| 500 m | |||||||||
| - | 40,41 | Harm Jan | KOK | 71-05-03 | NED | 23 | Calgary | 07-03-13 | |
| 1000 m | |||||||||
| 3639 | 3387 | 1.18,93 | Harm Jan | KOK | 71-05-03 | NED | 67 | Calgary | 07-03-16 |
| 1500 m | |||||||||
| 2412 | 2231 | 1.58,84 | Harm Jan | KOK | 71-05-03 | NED | 22 | Calgary | 07-03-14 |
| 3000 m | |||||||||
| 2222 | 2071 | 4.13,84 | Harm Jan | KOK | 71-05-03 | NED | 12 | Heerenveen | 09-03-02 |
| 5000 m | |||||||||
| 1719 | 1616 | 7.13,90 | Harm Jan | KOK | 71-05-03 | NED | 24 | Calgary | 07-03-13 |
| 10000 m | |||||||||
| 1071 | 1017 | 15.06,14 | Harm Jan | KOK | 71-05-03 | NED | 20 | Calgary | 07-03-15 |
| Allround | |||||||||||||
| 1424 | 1346 | 168,720 | Harm Jan | KOK | 71-05-03 | NED | 40,41 | -- | 1.58,84 | -- | 7.13,90 | 15.06,14 | 07 |
| Big6 | |||||||||||||
| 1351 | 1270 | 250,491 | Harm Jan | KOK | 71-05-03 | NED | 40,41 | 1.18,93 | 1.58,84 | 4.13,84 | 7.13,90 | 15.06,14 | 09 |
| Fast | |||||||||||||
| 3505 | 3248 | 119,488 | Harm Jan | KOK | 71-05-03 | NED | 40,41 | 1.18,93 | 1.58,84 | -- | -- | -- | 07 |
| Long | |||||||||||||
| 1227 | 1168 | 131,003 | Harm Jan | KOK | 71-05-03 | NED | -- | -- | -- | 4.13,84 | 7.13,90 | 15.06,14 | 09 |
| Mini | |||||||||||||
| 2839 | 2622 | 161,794 | Harm Jan | KOK | 71-05-03 | NED | 40,41 | 1.18,93 | 1.58,84 | 4.13,84 | -- | -- | 09 |
| Small | |||||||||||||
| 2260 | 2113 | 165,719 | Harm Jan | KOK | 71-05-03 | NED | 40,41 | -- | 1.58,84 | 4.13,84 | 7.13,90 | -- | 09 |
| Sprint | |||||||||||||
| 4763 | 4455 | 79,875 | Harm Jan | KOK | 71-05-03 | NED | 40,41 | 1.18,93 | -- | -- | -- | -- | 07 |
| Samalog | |||||||||||||
| 865 | 168,720 | Harm Jan | KOK | 71-05-03 | NED | 40,41-7.13,90/1.58,84/15.06,14 | 18 | Calgary | 07-03-15 | ||||
