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 | Original air date | Production code | U.S. viewers (million) |
| --- | --- | --- | --- | --- | --- | --- |
| 1.0 | " Hollywood " | Allen Coulter | Teleplay by: Blake Masters Story by: Dick Wolf | September29,2010 | 1001.0 | 10.64 |
| 2.0 | "Echo Park" | Alex Chapple | Peter Blauner | October6,2010 | 1002.0 | 8.26 |
| 3.0 | "Harbor City" | Nick Gomez | Judith McCreary | October13,2010 | 1004.0 | 7.26 |
| 4.0 | "Sylmar" | Constantine Makris | Richard Sweren | October20,2010 | 1005.0 | 8.12 |
| 5.0 | "Pasadena" | Roger Young | Debra J. Fisher | November3,2010 | 1006.0 | 7.83 |
| 6.0 | "Hondo Field" | Ed Bianchi | Michael S. Chernuchin | November10,2010 | 1007.0 | 6.80 |
| 7.0 | "Ballona Creek" | Vincent Misiano | Richard Sweren | November17,2010 | 1008.0 | 7.84 |
| 8.0 | "Playa Vista" | Jean de Segonzac | Julie Martin | December1,2010 | 1003.0 | 9.15 |
| 9.0 | " Zuma Canyon " | Tom DiCillo | Richard Sweren | April11,2011 | 1014.0 | 6.10 |
| 10.0 | "Silver Lake" | Christopher Misiano | Peter Blauner | April11,2011 | 1015.0 | 6.10 |
| 11.0 | "East Pasadena" | Christopher Misiano | Richard Sweren | April18,2011 | 1019.0 | 5.12 |
| 12.0 | "Benedict Canyon" | Alex Chapple | Michael S. Chernuchin | April25,2011 | 1018.0 | 5.79 |
| 13.0 | "Reseda" | Alex Chapple | David Matthews | May2,2011 | 1016.0 | 4.85 |
| 14.0 | "Runyon Canyon" | Roger Young | Michael S. Chernuchin | May9,2011 | 1021.0 | 5.06 |
| 15.0 | "Hayden Tract" | René Balcer | René Balcer | May16,2011 | 1022.0 | 4.36 |
| 16.0 | "Big Rock Mesa" | Helen Shaver | Julie Martin | May23,2011 | 1016.0 | 5.91 |
| 17.0 | "Angel's Knoll" | Vincent Misiano | Peter Blauner | May25,2011 | 1020.0 | 5.47 |
| 18.0 | "Plummer Park" | Milan Cheylov | René Balcer | May30,2011 | 1011.0 | 6.59 |
| 19.0 | "Carthay Circle" | Rod Holcomb | Debra J. Fisher | June6,2011 | 1010.0 | 6.35 |
| 20.0 | "El Sereno" | Jean de Segonzac | Teleplay by: Peter Blauner Story by: René Balcer | June20,2011 | 1012.0 | 6.05 |
| 21.0 | "Van Nuys" | Vincent Misiano | Julie Martin | June27,2011 | 1013.0 | 6.45 |
Question:
How many production codes are there for the episode that had 4.36 million u.s. viewers?
Answer:
1.0