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:
| Position | Sail number | Yacht | State/country | Yacht type | LOA (Metres) | Skipper | Corrected time d:hh:mm:ss |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1.0 | GRE55 | Aera | UK | Ker 55 | 16.57 | Jez Fanstone | 4:02:52:09 |
| 2.0 | AUS11111 | Nicorette | NSW | Simonis Voogd Maxi | 27.38 | Ludde Ingvall | 4:07:18:57 |
| 3.0 | 8880 | Ichi Ban | NSW | Farr 52 | 15.79 | Matt Allen | 4:08:54:40 |
| 4.0 | A99 | AAPT | NSW | Open 66 | 20.03 | Sean Langman | 4:13:26:03 |
| 5.0 | C1 | Brindabella | NSW | Jutson 79 | 24.08 | George Snow | 4:14:11:23 |
| 6.0 | 8448 | Loki | NSW | Swan 48 | 14.83 | Stephen Ainsworth | 4:14:47:38 |
| 7.0 | 294 | Love & War | NSW | S&S 47 | 14.22 | Peter Kurts | 4:15:35:26 |
| 8.0 | 5995 | Nips-N-Tux | NSW | IMX 40 | 12.10 | Howard De Torres | 4:15:44:16 |
| 9.0 | 8447 | First National | NSW | Beneteau First 44.7 | 13.68 | Michael Spies | 4:16:18:32 |
Question:
What is the ranking for NSW open 66 racing boat. 
Answer:
4.0