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:
| Title | Series | Release | Featuring | Writer | Director | Length | Timeline | Release Date |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Gift of the Gods | Stargate SG-1 | 1.1 | Michael Shanks John Schwab | Sally Malcolm | Sharon Gosling | 70' | Season 3 before Fair Game | April 1, 2008 |
| A Necessary Evil | Stargate Atlantis | 1.2 | Torri Higginson Timothy Watson | Sharon Gosling | Sharon Gosling | 70' | Season 3, bookended by season 4 | May 2008 |
| Shell Game | Stargate SG-1 | 1.3 | Claudia Black Michael Shanks | James Swallow | Sharon Gosling | 70' | Season 10 after The Pegasus Project | June 1, 2008 |
| Perchance to Dream | Stargate Atlantis | 1.4 | Paul McGillion Sara Douglas | Sally Malcolm | Sharon Gosling | 70' | Season 2 | July 2008 |
| Savarna | Stargate SG-1 | 1.5 | Teryl Rothery Toby Longworth | Sally Malcolm | Sharon Gosling | 70' | Season 7 between Grace and Heroes | August 2008 |
| Zero Point | Stargate Atlantis | 1.6 | David Nykl Ursula Burton | James Swallow | Sharon Gosling | 70' | Early season 4 | September 2008 |
| First Prime | Stargate SG-1 | 2.1 | Christopher Judge Noel Clarke | James Swallow | Sharon Gosling | 70' | Season 4 | May 30, 2009 |
| Impressions | Stargate Atlantis | 2.2 | Kavan Smith Nicholas Briggs | Scott Andrews | Sharon Gosling | 60' | Season 4 between Lifeline and Doppelganger | June 30, 2009 |
| Pathogen | Stargate SG-1 | 2.3 | Teryl Rothery Christopher Judge | Sharon Gosling | Sharon Gosling | 60' | Season 7 between Fragile Balance and Heroes | July 31, 2009 |
| The Kindness of Strangers | Stargate Atlantis | 2.4 | Paul McGillion Neil Roberts | Sharon Gosling | Sharon Gosling | 60' | Season 2/3 before Sunday | August 31, 2009 |
| Meltdown | Stargate Atlantis | 2.6 | David Nykl Aiden J. David | David A McIntee | Sharon Gosling | 60' | Season 2, shortly before Coup D'etat | October 30, 2009 |
| Half-Life | Stargate SG-1 | 3.1 | Michael Shanks Claudia Black Cliff Simon | James Swallow | Lisa Bowerman & Jason Haigh-Ellery | 60' | Season 9, between Stronghold and Arthur's Mantle | May 2012 |
| An Eye for an Eye | Stargate SG-1 | 3.2 | Michael Shanks Claudia Black Cliff Simon | Sally Malcolm | Lisa Bowerman & Jason Haigh-Ellery | 60' | Season 9, between Stronghold and Arthur's Mantle | May 2012 |
| Infiltration | Stargate SG-1 | 3.3 | Michael Shanks Claudia Black Cliff Simon | Steve Lyons | Lisa Bowerman & Jason Haigh-Ellery | 60' | Season 9, between Stronghold and Arthur's Mantle | May 2012 |
| Excision | Stargate SG-1 | 3.4 | Michael Shanks Claudia Black | Peter J. Evans | Lisa Bowerman & Jason Haigh-Ellery | 60' | After Stargate Season 10 | December 2012 |
| Duplicity | Stargate SG-1 | 3.5 | Michael Shanks Claudia Black | Richard Dinnick | Lisa Bowerman & Jason Haigh-Ellery | 60' | After Stargate Season 10 | December 2012 |
Question:
What was the length time of the 3.5 release?
Answer:
60'