WThe highest-selling albums in Australia are ranked in the Australian Recording Industry Association albums chart, also known as the ARIA Charts, published by the Australian Recording Industry Association (ARIA). The data are compiled from a sample that includes music stores, music departments at electronics and department stores, and Internet sales. ARIA also issues a weekly singles chart. In addition, data from these weekly charts are used to compile an end of year albums and singles chart.
WThe ARIA Singles Chart ranks the best-performing singles in Australia. Its data, published by the Australian Recording Industry Association, is based collectively on each single's weekly physical and digital sales. In 2009, 14 singles claimed the top spot, including Lady Gaga's "Poker Face", which started its peak position in late 2008. Seven acts achieved their first number-one single in Australia, either as a lead or featured artist: Jessica Mauboy, The Fray, Taylor Swift, A. R. Rahman, Nicole Scherzinger, David Guetta, Vanessa Amorosi and Kesha.
WThe highest-selling albums in Brazil are ranked in the CD - TOP 20 Semanal ABPD, published by the Associação Brasileira dos Produtores de Discos (ABPD). The data are compiled by Nielsen based on each album's physical sales and published weekly since June 2009 by ABPD.a In 2009, eleven albums reached the peak of the chart.
WThe Canadian Hot 100 is a chart that ranks the best-performing singles of Canada. Published by Billboard magazine, its data are similar to Billboard's U.S.-based Hot 100 in that it compiles Nielsen SoundScan based collectively on each single's weekly physical and digital sales, as well as airplay. Canada's airplay chart is compiled with information collected from monitoring more than 100 stations that represent rock, country, adult contemporary and contemporary hit radio genres. The online version of the chart features the Canadian flag next to tracks that qualify as Canadian content.
WThis is a list of the German Media Control Top100 Singles & Top100 Albums Charts number-ones of 2009.
WThis is a list of the IRMA's Irish Singles Chart Top 50 number-ones of 2009.
WThe highest-selling singles in Japan are ranked in the Oricon Weekly Chart, which is published by Oricon Style magazine. The data are compiled by Oricon based on each singles' weekly physical sales. In 2009, 51 singles reached the peak of the chart.
WThe highest-selling compact discs and music downloads in Mexico are ranked in the Top 100 Mexico record chart published weekly by AMPROFON, a non-profit organization made up of Mexican and multinational record companies.
WTop 100 España is a record chart published weekly by PROMUSICAE, a non-profit organization composed by Spain and multinational record companies. This association tracks record sales in Spain.
WThe UK Indie Chart is a weekly chart that ranks the biggest-selling singles that are released on independent record labels in the United Kingdom. It is compiled by the Official Charts Company and is based on both physical and digital single sales. In 2009, the chart was published in the UK magazines ChartsPlus and Music Week, on BBC Radio 1's website and, from October, on the Official Charts Company's website. During the year, 20 singles reached number one.
WThe UK R&B Chart is a weekly chart, first introduced in October 1994, that ranks the 40 biggest-selling singles and albums that are classified in the R&B genre in the United Kingdom. The chart is compiled by the Official Charts Company, and is based on sales of CDs, downloads, vinyl and other formats over the previous seven days.
WThe UK R&B Chart is a weekly chart that ranks the 40 biggest-selling singles and albums that are classified in the R&B genre in the United Kingdom. The chart is compiled by the Official Charts Company, and is based on both physical and digital sales. This is a list of The Official UK Charts Company R&B hits of 2009.
WThe UK Rock & Metal Albums Chart is a record chart which ranks the best-selling rock and heavy metal albums in the United Kingdom. Compiled and published by the Official Charts Company, the data is based on each album's weekly physical sales, digital downloads and streams. In 2009, there were 23 albums that topped the 52 published charts. The first number-one album of the year was Chinese Democracy by Guns N' Roses, which reached the top of the chart for the week ending 6 December 2008 and remained at number one for six consecutive weeks. The final number-one album of the year was the Foo Fighters compilation album Greatest Hits, which first topped the chart for two weeks beginning in the week ending 14 November and returned for a four-week run at the end of the year.
WThe UK Rock & Metal Singles Chart is a record chart which ranks the best-selling rock and heavy metal songs in the United Kingdom. Compiled and published by the Official Charts Company, the data is based on each track's weekly physical sales, digital downloads and streams. In 2009, there were 18 singles that topped the 52 published charts. The first number-one single of the year was "Hand of Blood" by Welsh metalcore band Bullet for My Valentine, the lead single from the EP of the same name. The final number one of the year was "Killing in the Name" by American rap metal band Rage Against the Machine, which was the UK Singles Chart Christmas number one.
WThe UK Albums Chart is one of many music charts compiled by the Official Charts Company that calculates the best-selling albums of the week in the United Kingdom. Since 2004 the chart has been based on the sales of both physical albums and digital downloads. This list shows albums that peaked in the Top 10 of the UK Albums Chart during 2009, as well as albums which peaked in 2008 and 2010 but were in the top 10 in 2009. The entry date is when the album appeared in the top 10 for the first time.
WThe UK Singles Chart is one of many music charts compiled by the Official Charts Company that calculates the best-selling singles of the week in the United Kingdom. Since 2004 the chart has been based on the sales of both physical singles and digital downloads, with airplay figures excluded from the official chart. This list shows singles that peaked in the Top 10 of the UK Singles Chart during 2009, as well as singles which peaked in 2008 and 2010 but were in the top 10 in 2009. The entry date is when the song appeared in the top 10 for the first time.
WAdult Contemporary is a chart published by Billboard ranking the top-performing songs in the United States in the adult contemporary music (AC) market. In 2009, seven different songs topped the chart in 52 issues of the magazine, based on weekly airplay data from radio stations compiled by Nielsen Broadcast Data Systems.
WThese are the US number one albums of 2009, per the Billboard 200. Note that Billboard publishes charts with an issue date approximately 7–10 days in advance. Fearless, the second studio album by American country singer-songwriter Taylor Swift, was the best selling album of 2009, and ended atop the Billboard 200 year-end chart of the year.
WTop Country Albums is a chart that ranks the top-performing country music albums in the United States, published by Billboard. In 2009, 16 different albums topped the chart; placings were based on electronic point of sale data from retail outlets.
WHot Country Songs is a chart that ranks the top-performing country music songs in the United States, published by Billboard magazine. In 2009, 30 different songs topped the chart in 52 issues of the magazine, based on weekly airplay data from country music radio stations compiled by Nielsen Broadcast Data Systems.
WThe Billboard Hot Latin Tracks is a chart that ranks the best-performing Latin singles of the United States. Published by Billboard magazine, based collectively on each single's airplay. There were a total of 18 number-one Latin singles in 2009, although 19 claimed the top spot as Luis Fonsi's "No Me Doy Por Vencido" reached its peak position in 2008, and thus is excluded.
WBillboard magazine each year releases a Top Hot 100 songs of the year, counted from the first week of November to the final week in October. The 2009 list was dominated by The Black Eyed Peas and Lady Gaga, who shared the top four spots. In late December, DJ Earworm released a mashup video to YouTube titled "Blame It On The Pop", featuring the top twenty-five songs from the list, as he had also done the previous two years for his "United State of Pop" series. The video quickly received four million views in little over a week.