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 | Directed by | Written by | Original air date | Production code | U.S. viewers (millions) |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 27 | 1 | "True Concert" | Gary Halvorson | Dan Kopelman | November14,2009 | 204 | 3.8 |
| 30 | 4 | "True Parade" | Gary Halvorson | Andy Gordon | December12,2009 | 210 | N/A |
| 31 | 5 | "True Drama" | Roger Christiansen | Steve Joe | January9,2010 | 211 | 3.3 |
| 32 | 6 | "My Boss Ate My Homework" | Roger Christiansen | Diana Sproveri | January16,2010 | 203 | N/A |
| 33 | 7 | "Little Buddies" | Adam Weissman | Sib Ventress | January30,2010 | 208 | N/A |
| 34 | 8 | "True Valentine" | Gary Halvorson | Sebastian Jones | February6,2010 | 206 | N/A |
| 35 | 9 | "True Date" | Dennie Gordon | Steve Joe | February20,2010 | 212 | N/A |
| 36 | 10 | "The Hunky Librarian" | Roger Christiansen | Sarah Jane Cunningham & Suzie V. Freeman | March13,2010 | 209 | N/A |
| 37 | 11 | "Saving Snackleberry" | Roger Christiansen | Stacey Cantwell | March20,2010 | 213 | N/A |
| 38 | 12 | "Pajama Party" | Gary Halvorson | Steve Joe | April3,2010 | 207 | N/A |
| 39 | 13 | "The Gift" | Roger Christiansen | Andy Gordon | April17,2010 | 205 | N/A |
| 40 | 14 | "True Royal" | Roger Christiansen | Sarah Jane Cunningham & Suzie V. Freeman | May1,2010 | 214 | 3.7 |
| 41 | 15 | "True Fear" | Gary Halvorson | Sib Ventress | May8,2010 | 216 | N/A |
| 42 | 16 | "The Reject Room" | Gary Halvorson | Dan Kopelman | May15,2010 | 215 | N/A |
| 43–44 | 17–18 | "Mission Gone Bad" "Trapped in Paris" | Gary Halvorson | Andy Gordon | May22,2010 | 218–219 | 3.4 |
| 45 | 19 | "Heatwave" | Gregg Heschong | Steve Joe | June26,2010 | 217 | N/A |
Question:
On how many different dates did the episode with series number 35 air for the first time?
Answer:
1.0