Question: In what year did The Wild Thornberrys air on Nicktoonsters?

full_context: Document 1: The Wild Thornberrys: The Wild Thornberrys is an American animated television series that aired on Nickelodeon from 1998 to 2004. The show returned to "The '90s Are All That" for one night, and aired on March 21, 2013. The show aired on Nicktoonsters in the United Kingdom. Following Shout! Factory's acquisition of the title in February 2011, all 5 seasons have been released on DVD.
Document 2: Rugrats Go Wild: Rugrats Go Wild is a 2003 American animated comedy crossover film based on the Nickelodeon animated television series "Rugrats" and "The Wild Thornberrys". It is the third, and so far, final film in the "Rugrats" film trilogy, and the second in "Wild Thornberrys" series. Christine Cavanaugh, the voice of Chuckie Finster, was replaced by Nancy Cartwright. The film was produced by Nickelodeon Movies and Klasky Csupo and released in theaters on June 13, 2003, by Paramount Pictures. With a worldwide gross of $55.4 million, it is the lowest grossing Rugrats film.
Document 3: Toon Disney: Toon Disney was a worldwide digital cable and satellite television channel brand that was owned by the Disney Channels Worldwide, a subsidiary of Disney–ABC Television Group. A spin-off of the Disney Channel, the channel mostly aired children's animated series and some live action programming. Its format had similarities to those of Discovery Kids, Cartoon Network, and Nicktoons. The channel's target audience was children ages 2–11, and children ages 7–14 during its nighttime block called Jetix. Toon Disney shut down on February 13, 2009, after nearly 11 years, and was replaced by Disney XD, which has carried some programs previously seen on Toon Disney.
Document 4: List of The Wild Thornberrys episodes: This is a complete listing of full-length episodes from the Nickelodeon animated television series "The Wild Thornberrys".
Document 5: Nicktoonsters: Nicktoonsters was a short-lived television channel in the United Kingdom & Ireland, which launched on 18 August 2008 on Sky. It was a spinoff channel of Nicktoons. Its license first appeared on the OFCOM website in September 2007 (initially named "Nicktoons 2", this was changed to Nicktoonsters on 3 July 2008). The network was targeted to 5-11 year old children and aired mainly older library content from Nicktoons, broadcasting twelve hours per day from 7:00 a.m. to 7:00 p.m. daily, with Comedy Central Extra +1, a one-hour timeshift service of Comedy Central Extra taking the other twelve hours in a channel-sharing arrangement upon the launch of Nicktoonsters (CCE+1 had previously been a 24-hour feed).
Document 6: Nickelodeon (Japan): Nickelodeon was a Japanese television channel which targeted children, teens and adults. Started on November 1998 as a cable and satellite television channel, Viacom attempted to bring their Nickelodeon brand to the Japanese market. However, due to declining viewership, the television channel was taken off the air on September 30, 2009. After the channel's closure, some programs were moved to other specialty channels (including MTV Japan), DTH satellite channels and terrestrial television networks. New programs made their national television premiere on other channels: For example, "The Penguins of Madagascar" made debut on NHK Educational Television on April 4, 2010. The official website is still online, with program information, website games and downloadable stuffs.
Document 7: Walt Disney Treasures: Wave Nine: The ninth wave of the "Walt Disney Treasures" series of DVDs was released on November 3, 2009. This wave comprises two releases, each containing one season of the 1957–1959 "Zorro" TV series. Note that these episodes were previously released exclusively through the Disney Movie Club, but those releases were colorized whereas these releases are the original black-and-white format. Each release also includes two of the four hour-long "Zorro" episodes originally aired on "Walt Disney Presents" in 1960 and 1961. This wave is the first wave to not include any animated sets, and the last wave that has been released to date. Despite being the last wave, this was the only wave to feature standard size DVD cases, while the tin size remained the same. For the first time also, the tins were colored black, and was the second time featuring another colored tin since "". This wave also brought back the side straps, now colored yellow instead of blue. This was also the first wave where no original animated set came out. It was speculated on Disney fan forums that animated set would contain animated left overs from Disney era, including animated shorts not released on previous sets, including the Chip'n'Dale solo cartoons, and Educational shorts form mid-1960s, as well as the animated episodes from the anthology series some of them hosted by Ludwig Von Drake.
Document 8: The Wild Thornberrys Movie: The Wild Thornberrys Movie is a 2002 American animated adventure comedy-drama film based on "The Wild Thornberrys" television series. The film follows Eliza Thornberry, on her quest to rescue a baby cheetah cub named Tally from ruthless poachers. It was produced by Nickelodeon Movies and Klasky Csupo and distributed by Paramount Pictures. The film released on December 20, 2002. The film marks the third film made by Nickelodeon Movies to be based on a Nicktoon.
Document 9: Wild &amp; Crazy Kids: Wild & Crazy Kids is an American television game show in which large teams, usually consisting entirely of children, participated in head-to-head physical challenges on Nickelodeon (as well as YTV in Canada). The show lasted for three seasons from 1990 until 1992 for a total of 65 episodes. "Wild & Crazy Kids" starred three teenage co-hosts with Omar Gooding and Donnie Jeffcoat (seasons 1–3), Annette Chavez (now Annette M. Lesure) in season 1 and Jessica Gaynes in seasons 2 and 3.
Document 10: Nickelodeon: Nickelodeon (often shortened to Nick) is an American basic cable and satellite television network launched on December 1, 1977, and is owned by Viacom through Viacom Media Networks and based in New York City. It is primarily aimed at children and adolescents aged 6–11 while its weekday morning edutainment programs are targeted at younger children ages 2–5.
Document 11: Wild Grinders: Rob Dyrdek's Wild Grinders, also known simply as Wild Grinders, is an animated television series airing on Nickelodeon's sister channel Nicktoons. The series is created by, produced by, and loosely based on the life of professional skateboarder and reality TV star Rob Dyrdek, with distribution by Moonscoop. It made its second broadcast on U.S. television on April 27, 2012. Various animated shorts featuring the "Wild Grinders" characters had previously been seen and continues to be seen on Kabillion, a video on demand channel and streaming video website partially owned by Moonscoop.
Document 12: Cartoon Network Too: Cartoon Network Too was a British TV network created by Turner Broadcasting. CN Too is the sister station of Cartoon Network, and it often aired programmes a while after they are shown on the main Cartoon Network. During the daytime, it usually aired some action-adventure programming such as "" and "". During overnight hours, usually between midnight and 06:00, it also aired some shows which are no longer being produced, and are no longer in high demand (i.e. "Skatoony"). Cartoon Network Too was closed on 1 April 2014.
Document 13: Nick Jr. (block): Nick Jr. is a programming block on the Nickelodeon television channel, seen on Nickelodeon weekday mornings. It is aimed at young children aged under 7 years. On February 2, 2009, the Nick Jr. block was temporarily renamed "Play Date" and on September 28, 2009, Noggin was rebranded as the Nick Jr. channel. In 2014, the Nick Jr. name began to be used for both the block and network. It is owned by MTV Networks, a division of Viacom International.
Document 14: Land of the Lost (1991 TV series): Land of the Lost is a half-hour Saturday-morning children's series that debuted on ABC in the fall of 1991. Re-runs were later picked up by Nickelodeon from 1995 to 1997. Tiger Toys received the license to produce a toyline based on the series, which included regular and "talking" action figures, several dinosaurs and playsets, an electronic Crystal Sword, as well as an electronic LCD game and a board game.
Document 15: Nicktoons (UK and Ireland): Nicktoons is a British/Irish digital television channel, launched on 22 July 2002. It is a cartoon based sister channel to Nickelodeon. The channel airs Nicktoons, as well as acquired programming from outside providers. Unlike the United States version, it has been ad-supported since launch.
ground_truth: 2008