Question: The television series in which Steve Bannos portrayed Frank Kowchevski was cancelled after how many episodes had aired?

Context paragraphs:
List of iCarly episodes: "iCarly" is an American sitcom that originally aired on Nickelodeon from September 8, 2007, to November 23, 2012.  The series stars Miranda Cosgrove as Carly Shay who becomes an Internet star.  Nickelodeon promoted many episodes such as "iDo", "iHire an Idiot", "iPity the Nevel", "iDate Sam & Freddie", etc. as specials, despite their being regular episodes.  The lower case "i" which begins the episode titles represents the internet, as in ""i"Carly".  The show was nominated for an Emmy award for Outstanding Children's Program in 2009.  The series ended on November 23, 2012, with the one-hour special episode "iGoodbye".  A total of 7 seasons and 109 episodes were broadcast.  The largest audience of the series was 11.2 million viewers, with the special episode "iSaved Your Life" premiered in January 2010.

List of Millennium episodes: "Millennium" is an American crime-thriller television series which was broadcast between 1996 and 1999.  Created by Chris Carter, the series aired on Fox for three seasons with a total of sixty-seven episodes.  "Millennium" starred Lance Henriksen, Megan Gallagher, Klea Scott, and Brittany Tiplady.  Henriksen portrayed Frank Black, an offender profiler who worked for the Millennium Group, a private investigative organisation.  Black retired from the Federal Bureau of Investigation to move his wife (Gallagher) and daughter (Tiplady) to Seattle, where he began to consult on criminal cases for the Group.  After his wife's death, he returned to the FBI to work with new partner Emma Hollis (Scott) to discredit the Group.

Cafe Continental (Australian TV series): Cafe Continental was an Australian television variety series which aired from 1958 to 1961 on ABC.  Hosted by Czech-born entertainer Hal Wayne, it featured guests of a wide variety of ethnic backgrounds and aired fortnightly, alternating with "Hal Lashwood's Alabama Jubilee", a minstrel series.  Producers Harry Pringle (195860) and Peter Page (1961).  The series featured a Café setting and was broadcast live.  It is not confirmed how many episodes still exist, but at least seven episodes are held by the National Film and Sound Archive, and an additional episode may be held by National Archives of Australia.

Stories of Jesus: Stories of Jesus is an Australian television series which aired from 1957 to 1958.  It was shown on ABC in Melbourne and Sydney, the only two cities in Australia which had television at the time.  As the title suggests, it was a religious series.  It aired in a 10-minute time-slot.  It is not known how many episodes were produced.  Remarkably, despite the mass wiping of ABC archival material in the 1970s, the National Film and Sound Archive holds four episodes, though one of these prints is missing the soundtrack.

Steve Bannos: Steve Bannos (born August 5, 1960) is an American television and film actor, writer and photo dealer.  As an actor, he is best known for his cameos in Judd Apatow and Paul Feig films, and for his portrayal of Frank Kowchevski on the short-lived NBC dramedy "Freaks and Geeks".

Freaks and Geeks: Freaks and Geeks is an American period teen comedy-drama television series, created by Paul Feig, with Judd Apatow as executive producer, that aired on NBC during the 1999–2000 television season.  Eighteen episodes were completed, but the series was canceled after only 12 had aired.

Sherlock Holmes (1954 TV series): Sherlock Holmes was a detective television series aired in syndication in the fall of 1954, based on the Sherlock Holmes stories of Arthur Conan Doyle.  The 39 half-hour mostly original stories were produced by Sheldon Reynolds and filmed in France by Guild Films, starring Ronald Howard (son of Leslie Howard) as Holmes and Howard Marion Crawford as Watson.  Archie Duncan appeared in many episodes as Inspector Lestrade (and in a few as other characters).  Richard Larke, billed as Kenneth Richards, played Sgt. Wilkins in about fifteen episodes.  The series' associate producer, Nicole Milinaire, was one of the first women to attain a senior production role in a television series.

List of Perry Mason episodes: This is a list of episodes for "Perry Mason", an American legal drama series that aired on CBS television for nine seasons (September 21, 1957 – May 22, 1966).  The title character, portrayed by Raymond Burr, is a fictional Los Angeles criminal defense lawyer who originally appeared in detective fiction by Erle Stanley Gardner.  Many episodes are based on novels and short stories written by Gardner, with some stories having been adapted more than once.

Steven DePaul: Steven DePaul is an American television director and producer.  He has directed multiple episodes of Shades of Blue, NCIS-LA, CSI-NY, GRIMM, The Unit, Bones, as well as many episodes of one-hour dramatic television (updated list IMDB).  He was a longstanding producer and director on "NYPD Blue".  In his capacity as producer of "NYPD Blue" he won the Emmy Award for Outstanding Drama Series in 1995 and the Golden Globe Award for Best Television Series – Drama in 1993.  He was also nominated for this award for his work on "NYPD Blue" on five other occasions (in 1994, 1996, 1997, 1998 and 1999).  He won a George F. Peabody for "Raging Bulls" (Season 6, episode 8), an episode he directed for NYPD Blue.

List of Peter Gunn episodes: Peter Gunn is an American private eye television series which aired on the NBC and later ABC television networks from 1958 to 1961.  The show's creator (and also writer and director on occasion) was Blake Edwards.  It was also directed by Boris Sagal, Robert Gist, Jack Arnold, Lamont Johnson, one episode by Robert Altman, and several others.  A total of 114 thirty-minute episodes were produced by Spartan Productions.  Season one was filmed at Universal Studios, seasons two and three were filmed at Metro-Goldwyn-Mayer.  Philip H. Lathrop and William W. Spencer were cinematographers on many episodes.  Craig Stevens' wardrobe was tailored by Don Richards and Lola Albright's fashions by Jax.

Supporting paragraphs: Steve Bannos Freaks and Geeks
Answer: 12