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 | Award | Category | Title | Result |
| --- | --- | --- | --- | --- |
| 1955 | Academy Award | Best Actor | Marty | Won |
| 1955 | BAFTA Award | Best Foreign Actor | Marty | Won |
| 1955 | Golden Globe Award | Best Actor – Motion Picture Drama | Marty | Won |
| 1955 | NBR Award | Best Actor | Marty | Won |
| 1955 | NYFCC Award | Best Actor | Marty | Won |
| 1962 | Emmy Award | Outstanding Continued Performance by an Actor in a Series (Lead) | McHale's Navy | Nominated |
| 1979 | Emmy Award | Outstanding Supporting Actor in a Limited Series or a Special | All Quiet on the Western Front | Nominated |
| 1999 | Daytime Emmy Award | Outstanding Performer in an Animated Program | All Dogs Go to Heaven: The Series | Nominated |
| 2007 | Golden Globe Award | Best Performance by an Actor in a Mini-Series or a Motion Picture Made for Television | A Grandpa for Christmas | Nominated |
| 2009 | Emmy Award | Outstanding Guest Actor – Drama | ER | Nominated |
| 2009 | Lifetime Achievement Award | from the Rhode Island International Film Festival |  | Won |
| 2011 | Screen Actors Guild Life Achievement Award | from the Screen Actors Guild |  | Won |
Question:
how long after his first best actor academy award, did mr. borgnine receive his screen actors guild life acheivement award?
Answer:
56 years