Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Name | Years | Gender | Area | Authority | Decile | Roll |
| --- | --- | --- | --- | --- | --- | --- |
| Coley Street School | 1–8 | Coed | Foxton | State | 2.0 | 253.0 |
| Fairfield School | 1–8 | Coed | Levin | State | 4.0 | 418.0 |
| Foxton Beach School | 1–8 | Coed | Foxton Beach | State | 3.0 | 107.0 |
| Foxton School | 1–8 | Coed | Foxton | State | 2.0 | 90.0 |
| Horowhenua College | 9–13 | Coed | Levin | State | 3.0 | 701.0 |
| Koputaroa School | 1–8 | Coed | Levin | State | 6.0 | 179.0 |
| Levin East School | 1–6 | Coed | Levin | State | 2.0 | 445.0 |
| Levin Intermediate | 7–8 | Coed | Levin | State | 2.0 | 285.0 |
| Levin North School | 1–6 | Coed | Levin | State | 3.0 | 314.0 |
| Levin School | 1–6 | Coed | Levin | State | 1.0 | 118.0 |
| Manakau School | 1–6 | Coed | Manakau | State | 5.0 | 68.0 |
| Manawatu College | 9–13 | Coed | Foxton | State | 2.0 | 338.0 |
| Ohau School | 1–8 | Coed | Levin | State | 6.0 | 226.0 |
| Opiki School | 1–8 | Coed | Opiki | State | 6.0 | 114.0 |
| Poroutawhao School | 1–8 | Coed | Levin | State | 5.0 | 120.0 |
| Shannon School | 1–8 | Coed | Shannon | State | 1.0 | 146.0 |
| St Joseph's School | 1–8 | Coed | Levin | State integrated | 2.0 | 166.0 |
| St Mary's School | 1–8 | Coed | Foxton | State integrated | 3.0 | 36.0 |
| Taitoko School | 1–8 | Coed | Levin | State | 1.0 | 141.0 |
| Tokomaru School | 1–8 | Coed | Tokomaru | State | 7.0 | 66.0 |
| Waiopehu College | 9–13 | Coed | Levin | State | 2.0 | 607.0 |
Question:
What is the lowest decile that Ohau School has?
Answer:
6.0