Give up? We thought so.
The No. 1 spot goes to none other than....Madonna!
According to Forbes, the Material Girl earned a whopping $125 million during the aforementioned time frame, thanks largely to her hugely successful MDNA Tour.
Gaga came in second with $80 million, while Bon Jovi ($79 million), Toby Keith ($65 million), Coldplay ($64 million), Justin Bieber ($58 million), Taylor Swift ($55 million), Elton John ($54 million) and Beyoncé and Kenny Chesney (tied with $53 million) rounded out the top 10.
"With touring being the biggest revenue stream, if there's an opportunity for an artist to go out, if there's an opportunity for a promoter to curate a festival, people are doing it," Kevin Liles, who manages Big Sean, Trey Songz and Young Jeezy, told Forbes.
For the complete list, go to Forbes.com.