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:
| No. | # | Title | Directed by | Written by | U.S. viewers (million) | Rank (week) | Original air date |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 87.0 | 1.0 | " Dying Changes Everything " | Deran Sarafian | Eli Attie | 14.77 | 2.0 | September16,2008 |
| 88.0 | 2.0 | " Not Cancer " | David Straiton | David Shore & Lawrence Kaplow | 12.37 | 15.0 | September23,2008 |
| 89.0 | 3.0 | " Adverse Events " | Andrew Bernstein | Carol Green & Dustin Paddock | 12.97 | 13.0 | September30,2008 |
| 90.0 | 4.0 | " Birthmarks " | David Platt | Doris Egan & David Foster | 13.26 | 10.0 | October14,2008 |
| 91.0 | 5.0 | " Lucky Thirteen " | Greg Yaitanes | Liz Friedman & Sara Hess | 13.08 | 16.0 | October21,2008 |
| 92.0 | 6.0 | " Joy " | Deran Sarafian | David Hoselton | 13.49 | 13.0 | October28,2008 |
| 93.0 | 7.0 | " The Itch " | Greg Yaitanes | Peter Blake | 13.06 | 14.0 | November11,2008 |
| 94.0 | 8.0 | " Emancipation " | Jim Hayman | Pamela Davis & Leonard Dick | 13.26 | 13.0 | November18,2008 |
| 96.0 | 10.0 | " Let Them Eat Cake " | Deran Sarafian | Russel Friend & Garrett Lerner | 12.51 | 12.0 | December2,2008 |
| 97.0 | 11.0 | " Joy to the World " | David Straiton | Peter Blake | 14.05 | 7.0 | December9,2008 |
| 98.0 | 12.0 | " Painless " | Andrew Bernstein | Thomas L. Moran & Eli Attie | 15.02 | 5.0 | January19,2009 |
| 99.0 | 13.0 | " Big Baby " | Deran Sarafian | Lawrence Kaplow & David Foster | 15.69 | 9.0 | January26,2009 |
| 100.0 | 14.0 | " The Greater Good " | Lesli Linka Glatter | Sara Hess | 14.87 | 8.0 | February2,2009 |
| 101.0 | 15.0 | " Unfaithful " | Greg Yaitanes | David Hoselton | 14.19 | 10.0 | February16,2009 |
| 102.0 | 16.0 | " The Softer Side " | Deran Sarafian | Liz Friedman | 14.85 | 6.0 | February23,2009 |
| 103.0 | 17.0 | " The Social Contract " | Andrew Bernstein | Doris Egan | 12.38 | 16.0 | March9,2009 |
| 104.0 | 18.0 | " Here Kitty " | Juan J. Campanella | Peter Blake | 13.13 | 12.0 | March16,2009 |
| 105.0 | 19.0 | " Locked In " | Dan Attias | Russel Friend, Garrett Lerner & David Foster | 12.51 | 15.0 | March30,2009 |
| 106.0 | 20.0 | " Simple Explanation " | Greg Yaitanes | Leonard Dick | 13.29 | 10.0 | April6,2009 |
| 107.0 | 21.0 | " Saviors " | Matthew Penn | Eli Attie & Thomas L. Moran | 12.19 | 11.0 | April13,2009 |
| 108.0 | 22.0 | " House Divided " | Greg Yaitanes | Liz Friedman & Matthew V. Lewis | 11.69 | 18.0 | April27,2009 |
| 109.0 | 23.0 | " Under My Skin " | David Straiton | Lawrence Kaplow & Pamela Davis | 12.04 | 14.0 | May4,2009 |
Question:
List the original air date for week 5.
Answer:
January19,2009