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 | Area | Authority | Decile | Roll |
| --- | --- | --- | --- | --- | --- |
| Aranga School | 1–8 | Aranga | State | 4.0 | 39.0 |
| Arapohue School | 1–8 | Arapohue | State | 6.0 | 16.0 |
| Dargaville High School | 9–15 | Dargaville | State | 3.0 | 466.0 |
| Dargaville Intermediate | 7–8 | Dargaville | State | 3.0 | 172.0 |
| Dargaville Primary School | 1–6 | Dargaville | State | 4.0 | 380.0 |
| Kaihu Valley School | 1–8 | Kaihu | State | 2.0 | 21.0 |
| Kaiwaka School | 1–6 | Kaiwaka | State | 4.0 | 90.0 |
| Mangawhai Beach School | 1–8 | Mangawhai | State | 6.0 | 327.0 |
| Matakohe School | 1–8 | Matakohe | State | 5.0 | 86.0 |
| Maungaturoto School | 1–6 | Maungaturoto | State | 6.0 | 212.0 |
| Otamatea Christian School | 1–15 | Maungaturoto | Private | 6.0 | 45.0 |
| Otamatea High School | 7–13 | Maungaturoto | State | 6.0 | 419.0 |
| Paparoa School | 1–6 | Paparoa | State | 4.0 | 32.0 |
| Pouto School | 1–8 | Pouto Peninsula | State | 4.0 | 18.0 |
| Ruawai College | 7–13 | Ruawai | State | 5.0 | 197.0 |
| Ruawai School | 1–6 | Ruawai | State | 5.0 | 113.0 |
| Selwyn Park School | 1–6 | Dargaville | State | 1.0 | 163.0 |
| St Josephs School | 1–8 | Dargaville | State integrated | 3.0 | 56.0 |
| Tangiteroria School | 1–8 | Tangiteroria | State | 5.0 | 53.0 |
| Tangowahine School | 1–8 | Tangowahine | State | 4.0 | 40.0 |
| Te Kopuru School | 1–8 | Te Kopuru | State | 2.0 | 171.0 |
| Tinopai School | 1–8 | Tinopai | State | 1.0 | 18.0 |
| TKKM o Ngaringaomatariki | 1–8 | Oruawharo | State | 4.0 | 32.0 |
Question:
Can you tell me the total number of Roll that has the Area of aranga?
Answer:
1.0