Question: How much did the rapper who collaborated with Shareefa on her debut single earn in 2014?
Context: The discography of West Coast hip hop artist Mack 10 consists of eight studio albums, two compilation albums, twenty-two singles, and fifteen music videos.  He has also collaborated on two albums and was featured in two soundtrack albums.  After signing to Priority Records in 1995, Mack 10 released his self-titled debut album in June.  The album, produced by fellow rapper Ice Cube, saw considerable commercial success and went Gold in the US.  His prosperity continued when he released "Based on a True Story", which peaked at number fourteen on the US "Billboard" 200.  The rapper collaborated with Tha Dogg Pound to record "Nothin' But the Cavi Hit" which was released on the "Rhyme & Reason" soundtrack.  Mack 10's 1998 release, "The Recipe", was the rapper's third and final album to be certified Gold in the US by RIAA.  Mack 10's album sales began to decline after his first compilation album release, "Hoo-Bangin': The Mix Tape, Vol.  1".  His fourth studio album, "The Paper Route" (2000), debuted at number nineteen on the "Billboard" 200; however, it failed to earn the rapper any RIAA certifications. "Need a Boss" is the debut single from singer Shareefa from her debut album "Point of No Return".  The single features label mate and DTP's founder Red Cafe and was produced by Rodney "Darkchild" Jerkins.  It samples Monica "Everytime Tha Beat Drops".  "Need a Boss" peaked on the "Billboard" Hot 100 at number 62, on the Hot R&B/Hip-Hop Singles & Tracks at number 10, and BET's "106 & Park" at number 4.  It had success on BET and receiving heavy airplay on the "106 & Park" countdown for a long span of time and peaking in the top 5 at number 4.  A cover remix was made by Ace Valentine entitled "Need A Ghetto Girl". Alessia Caracciolo (] ; born July 11, 1996), known professionally as Alessia Cara, is a Canadian singer and songwriter.  After producing acoustic covers of songs on YouTube, she signed with Def Jam Recordings and released her debut single, "Here", which was a sleeper hit and reached the top 5 in the United States and the top 20 in Canada.  Cara's debut studio album, "Know-It-All", was released in 2015.  The third single from the album, "Scars to Your Beautiful", reached the top 10 on the "Billboard" Hot 100 the following year.  In 2017, Cara collaborated with producer Zedd to create the single "Stay", and rapper Logic to feature in his song "1-800-273-8255".  With both songs reaching number 7 and number 3 respectively on the "Billboard" Hot 100, they became Cara's third and fourth songs to reach the US top 10. Shareefa Faradah Cooper (born March 12, 1984), known professionally as Shareefa, is an R&B singer.  Shareefa has also lived in Charlotte, North Carolina.  She signed with Disturbing tha Peace/Def Jam Recordings in 2005.  Her debut single, "Need a Boss", featuring rapper and labelmate Ludacris, was produced by Rodney "Darkchild" Jerkins, and reached #62 on the "Billboard" Hot 100.  Her debut album "Point of No Return" was released in October 2006 and charted at #25 on the "Billboard" 200. Christopher Brian Bridges (born September 11, 1977), better known by his stage name Ludacris, is an American rapper and actor.  Ludacris is the founder of Disturbing tha Peace, an imprint distributed by Def Jam Recordings.  Ludacris has won Screen Actors Guild, Critic's Choice, MTV, and Grammy Awards. Along with fellow Atlanta-based rappers Big Boi and André 3000 of OutKast, Ludacris was one of the first and most influential "Dirty South" rappers to achieve mainstream success during the early 2000s.  In 2014, Ludacris was featured in Forbes list titled "Hip-Hop Cash Kings", as he earned $8 million. The discography of British rock band Esben and the Witch consists of two released albums, one upcoming album, three extended plays, four singles, two promotional singles and 8 music videos.  In 2009 they self-released their debut EP "33", then released their debut single "Lucia, at the Precipice" on Too Pure in February 2010.  They then signed to Matador Records and released their debut single for the label "Marching Song" in October 2010.  This was followed by the "Warpath" single the same month, then their debut album "Violet Cries" in January 2011.  They released the final single from the album, "Chorea", in April 2011.  In October 2012 they released the promotional single for "Deathwaltz", followed by their second album "Wash the Sins Not Only the Face" in January 2013.  They have since left Matador and plan to create their own label.  They are going to work with Steve Albini on their third album in summer 2014, and plan to release it by Autumn 2014.  They are on PledgeMusic, which is an online Direct-to-Fan music platform that facilitates musicians reaching out to their fanbase (termed Pledgers) to pre-sell, market, and distribute music projects including recordings, music videos, and concerts.  On PledgeMusic they are putting pre-orders for their third album up, in which some include a hand-made bonus EP called "And New Life Blossoms From the Ruins", and the money will go towards the recording costs.  On April 7, 2014, they will release a split EP with Thought Forms, featuring two new songs "No Dog" and "Butoh". "Cry No More" is a hip hop song by hip hop artist Shareefa.  It is the second and final single from her debut album, "Point of No Return".  The single was produced by Darkchild and samples The Stylistics' "The Miracle", and contains an interpolation of "Soul Survivor" by Young Jeezy and Akon.  It was released in November 2006.  The video for this single premiered on BET's "Access Granted" on November 1, 2006.  The video features Young Buck. Rebbeca Marie Gomez (born March 2, 1997), better known by her stage name Becky G, is a Mexican-American singer, songwriter, rapper, actress and model.  Gomez first gained recognition in 2011 when she began posting videos of herself covering popular songs online.  One of her videos caught the attention of producer Dr. Luke, who subsequently offered her a joint record deal with Kemosabe Records and RCA Records.  While working on her debut effort, Gomez collaborated with artists will.i.am, Cody Simpson and Cher Lloyd.  Her official debut single, "Becky from the Block" (2013), received a positive reception upon its release.  She released her debut extended play, "Play It Again" (2013), later that same year.  Her second single, "Can't Get Enough" (2014), featured guest vocals from Pitbull and went on to top the Latin Rhythm Airplay chart in the United States. "Pass Out" is the debut single by British rapper Tinie Tempah.  It is the lead single from his debut studio album "Disc-Overy" (2010) and his debut single on Parlophone.  The song was a digital-only release and was available to download in the United Kingdom on 17 November 2009.  Producer and writer Labrinth provides vocals on the song's hook, but is uncredited.  A remix featuring Snoop Dogg was released in the United States on 16 November 2010 for digital download.  In 2011, Labrinth revealed that Tinie would be releasing "Pass Out" in the US.  It was re-serviced to radio stations in the United States as the third single from "Disc-Overy" in October 2011. The discography of Mexican-American singer, songwriter, rapper, actress, and model Becky G consists of one extended play and twenty singles.  She first began her career with videos posted onto popular video sharing website YouTube prior to being signed to Kemosabe Records.  She released her debut single, "Becky from the Block" (2013), after having previously collaborated with artists including will.i.am and Cody Simpson.  Her second single, "Can't Get Enough" (2014), featured Pitbull and went on to top the Latin Rhythm Airplay chart in the United States.  The song was featured on Gomez's debut extended play, "Play It Again" (2013).  She achieved commercial success with her single "Shower" (2014), which became a top twenty hit on the "Billboard" Hot 100 chart.  It went on to earn a multi platinum certification from the Recording Industry Association of America (RIAA).
Answer: $8 million