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. in series | No. in season | Title | Director | Writer(s) | Original air date | Production code |
| --- | --- | --- | --- | --- | --- | --- |
| 165.0 | 1.0 | "A Brand New Day" | Frank South | Frank South | September8,1997 | 2397158 |
| 166.0 | 2.0 | "The Trojan Stork" | Charles Correll | Charles Pratt, Jr. | September15,1997 | 2397159 |
| 167.0 | 3.0 | "No Time For Sperm Banks" | Jefferson Kibbee | Carol Mendelsohn | September22,1997 | 2397160 |
| 168.0 | 4.0 | "The Doctor Is In... Deep" | Anson Williams | James Kahn | September29,1997 | 2397161 |
| 169.0 | 5.0 | "Desperately Seeking Samantha" | Chip Chalmers | Neil Landau | October20,1997 | 2397162 |
| 170.0 | 6.0 | "The Light At the End of the Tumble" | Charles Correll | Cynthia J. Cohen | October27,1997 | 2397163 |
| 171.0 | 7.0 | "Secrets and Wives" | Jefferson Kibbee | Antoinette Stella | November3,1997 | 2397164 |
| 172.0 | 8.0 | "A Shot in the Dark" | Anson Williams | Frank South | November10,1997 | 2397165 |
| 173.0 | 9.0 | "Attack of the Scalpel Woman" | Chip Chalmers | Charles Pratt, Jr. | November17,1997 | 2397166 |
| 174.0 | 10.0 | "My Little Coma Girl" | Charles Correll | Carol Mendelsohn | November24,1997 | 2397167 |
| 175.0 | 11.0 | "Everybody Comes to Kyle's" | Jefferson Kibbee | James Kahn | December1,1997 | 2397168 |
| 176.0 | 12.0 | "A Bump in the Night" | Charles Correll | Cynthia J. Cohen | December15,1997 | 2397169 |
| 177.0 | 13.0 | "A Tree Talks in Melrose" | Thomas Calabro | Antoinette Stella | December22,1997 | 2397170 |
| 178.0 | 14.0 | "To Kill a Whirlybird" | Charles Correll | Frank South | January5,1998 | 2397171 |
| 179.0 | 15.0 | "Amanda's Back" | Charles Correll | James Kahn | January12,1998 | 2397172 |
| 180.0 | 16.0 | "Kyle of the Desert" | Charles Pratt, Jr. | Charles Pratt, Jr. | January19,1998 | 2397173 |
| 181.0 | 17.0 | "Coop de Grace" | Chip Hayes | Chip Hayes | January26,1998 | 2397174 |
| 182.0 | 18.0 | "Mama Mia" | Thomas Calabro | Carol Mendelsohn | February2,1998 | 2397175 |
| 183.0 | 19.0 | "Last Train to Baghdad (1)" | Anson Williams | James Kahn & Frank South | February9,1998 | 2397176A |
| 184.0 | 20.0 | "Last Train to Baghdad (2)" | Anson Williams | James Kahn & Frank South | February9,1998 | 2397176B |
| 185.0 | 21.0 | "A Swing and a Mrs." | Jefferson Kibbee | Antoinette Stella & Cynthia J. Cohen | February16,1998 | 2397177 |
| 186.0 | 22.0 | "Blunt Drama" | Harvey Frost | Charles Pratt, Jr. | February23,1998 | 2397178 |
| 187.0 | 23.0 | "A Christine Runs Through It" | Charles Correll | Carol Mendelsohn | March2,1998 | 2397179 |
| 188.0 | 24.0 | "Too Romantic For Words" | Chip Chalmers | Frank South | March9,1998 | 2397180 |
| 189.0 | 25.0 | "Four Affairs and a Pregnancy" | Jefferson Kibbee | James Kahn | March16,1998 | 2397181 |
| 190.0 | 26.0 | "M.P. Confidential" | Robert J. Metoyer | Charles Pratt, Jr. | March30,1998 | 2397182 |
Question:
when was the episode named "the doctor is in... deep" first broadcast 
Answer:
September29,1997