Question: Taylor Swift's song about a teenage Romance, "Tim McGraw," reached #5 on which music chart?
Context: American singer-songwriter Taylor Swift's career began with a record deal with Big Machine Records in 2005 and the release of her eponymous debut album the following year.  In the United States, "Taylor Swift" peaked at number five on the "Billboard" 200 and stayed the longest on the chart during the 2000s.  All of its singles—"Tim McGraw", "Teardrops on My Guitar", "Our Song", "Picture to Burn", and "Should've Said No"—charted within the top forty in the United States and were certified platinum by the RIAA.  Swift followed with the release of the EPs "" and "Beautiful Eyes", which peaked at number twenty and number nine on the "Billboard" 200, respectively. "My Little Girl" is a song co-written and performed by American country music singer Tim McGraw that reached the top three on the "Billboard" Hot Country Songs chart.  It was released in August 2006 as the second single from his CD, "".  The song was also featured on the 2006 movie, "Flicka".  It was nominated by the Broadcast Film Critics Association for Best Song in 2006.  It is also the first single that Tim co-wrote.  It was written by Tim McGraw and Tom Douglas. "Sparks Fly" is a song written and recorded by American singer-songwriter Taylor Swift for her third studio album "Speak Now" (2010).  Swift wrote the song when she was 16 years old, prior to the release of her debut single "Tim McGraw" in 2006.  Following a 2007 live performance of the song, "Sparks Fly" grew in popularity among Swift's fanbase.  While "Speak Now" was under production, she received requests from fans to include the song on the album.  Produced by Swift and Nathan Chapman, the song was serviced to country radio in the United States by Big Machine Records on July 18, 2011, as the fifth single from "Speak Now".  A CD single was released on Swift's official store for a limited time on August 10, 2011. "Watch the Wind Blow By" is a song written by Anders Osborne and Dylan Altman, and performed by American country music singer Tim McGraw.  It was released in October 2003 as the fifth and final single from McGraw's album "Tim McGraw and the Dancehall Doctors".  The song reached the top of the "Billboard" Hot Country Singles & Tracks chart on March 20, 2004.  It also peaked at number 32 on the "Billboard" Hot 100. "Real Good Man" is a song written by Rivers Rutherford and George Teren, and performed by American country music singer Tim McGraw.  It was released in May 2003 as the fourth single from the album "Tim McGraw and the Dancehall Doctors".  The song reached the top of the "Billboard" Hot Country Songs chart. "Red Rag Top" is a song written by Jason White and performed by American country music singer Tim McGraw.  It was released in September 2002 as the first single from his album "Tim McGraw and the Dancehall Doctors".  The song peaked at number 5 on the U.S. "Billboard" Hot Country Singles & Tracks chart in early 2003 and peaked at number 40 on the U.S. "Billboard" Hot 100 chart. "Highway Don't Care" is a song performed by American country music artist Tim McGraw and features American singer-songwriter Taylor Swift on vocals, as well as Keith Urban on guitar.  It was released in March 2013 as the third single from McGraw's first album for Big Machine Records, "Two Lanes of Freedom" (2013).  The song was written by Mark Irwin, Josh Kear and Brad and Brett Warren.  McGraw and Swift recorded their parts separately. "Tim McGraw" is the debut single and first published song recorded by American singer-songwriter Taylor Swift.  The song was written by Swift and Liz Rose, and produced by Nathan Chapman.  It was released on June 19, 2006 by Big Machine Records as Swift's debut single and the lead single from Swift's eponymous debut album.  Swift wrote "Tim McGraw" during her freshman year of high school, knowing that she and her senior boyfriend would break up at the end of the year when he left for college.  The song was written about all the different things that would remind the subject of Swift and their time spent together, once he departed.  "Tim McGraw" is a musical interconnection of traditional and modern country music.  Lyrically, the track lists items in order to associate a past relationship, one of them being country artist Tim McGraw's music. "Refried Dreams" is a song written by Mark Petersen and Jim Foster, and performed by American country music artist Tim McGraw.  It was released in February 1995 as the fifth and final single from his album "Not a Moment Too Soon".  It peaked at number 5 on the U.S. "Billboard" Hot Country Singles & Tracks chart, and number 3 on the Canadian "RPM" Country Tracks chart.  It was featured in the CoolGames Inc game "Tim McGraw's What If?  Trucks: Fates." American singer-songwriter Taylor Swift has released four video albums and has appeared in thirty-eight music videos, five films and three television shows.  From her eponymous debut album (2006), she released music videos for the singles "Tim McGraw", "Teardrops on My Guitar", "Our Song", and "Picture to Burn", all directed by Trey Fanjoy and released from 2006–08.  For the second of these, she earned an MTV Video Music Award for Best New Artist nomination.  She followed with three other music videos in 2008—"Beautiful Eyes" from her extended play of the same name, "Change" from the "AT&T Team USA Soundtrack" and "Love Story" from her second album "Fearless" (2008).  The latter was nominated for two awards at the 2009 CMT Music Awards—Video of the Year and Female Video of the Year.  For the video of "You Belong with Me" she won Best Female Video at the 2009 MTV Video Music Awards.  During her acceptance speech, she was interrupted by rapper Kanye West, which sparked controversy and received much media attention.
Answer: the "Billboard" 200