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:
| Year | Player | Country | Score | To Par | Margin | Earnings ($) |
| --- | --- | --- | --- | --- | --- | --- |
| 2006.0 | Trevor Immelman | South Africa | 69-66-69-67=271 | −13 | 2.0 | 900000.0 |
| 2005.0 | Jim Furyk | United States | 64-70-67-69=270 | −14 | 2.0 | 900000.0 |
| 2004.0 | Stephen Ames | Canada | 67-73-64-70=274 | −10 | 2.0 | 864000.0 |
| 2003.0 | Tiger Woods | United States | 63-70-65-69=267 | −21 | 5.0 | 810000.0 |
| 2002.0 | Jerry Kelly | United States | 67-69-68-65=269 | −19 | 2.0 | 720000.0 |
| 2001.0 | Scott Hoch | United States | 69-68-66-64=267 | −21 | 1.0 | 648000.0 |
| 2000.0 | Robert Allenby | Australia | 69-69-68-68=274 | −14 | 0.0 | 540000.0 |
| 1999.0 | Tiger Woods | United States | 68-66-68-71=273 | −15 | 3.0 | 450000.0 |
| 1998.0 | Joe Durant | United States | 68-67-70-66=271 | −17 | 2.0 | 396000.0 |
| 1997.0 | Tiger Woods | United States | 67-72-68-68=275 | −13 | 3.0 | 360000.0 |
| 1996.0 | Steve Stricker | United States | 65-69-67-69=270 | −18 | 8.0 | 360000.0 |
| 1995.0 | Billy Mayfair | United States | 73-70-69-67=279 | −9 | 1.0 | 360000.0 |
| 1994.0 | Nick Price | Zimbabwe | 67-67-72-71=277 | −11 | 1.0 | 216000.0 |
| 1993.0 | Nick Price | Zimbabwe | 64-71-67-67=269 | −19 | 5.0 | 216000.0 |
| 1992.0 | Ben Crenshaw | United States | 70-72-65-69=276 | −12 | 2.0 | 198000.0 |
| 1991.0 | Russ Cochran | United States | 66-72-68-69=275 | −13 | 2.0 | 180000.0 |
Question:
What is russ cochran's average margin?
Answer:
2.0