A self-described "modern-day feminist", her songs are often characterized by themes of love, relationships, and monogamy, as well as female sexuality and empowerment. On stage, her dynamic, highly choreographed performances have led to critics hailing her as one of the best entertainers in contemporary popular music. Throughout a career spanning 17 years, she has won 17 Grammy Awards and sold over 75 million records as a solo artist, and a further 60 million with Destiny's Child, making her one of the best-selling music artists of all time. The Recording Industry Association of America recognized Beyoncé as the Top Certified Artist in America during the 2000s decade. In 2009, Billboard named her the Top Radio Songs Artist of the Decade, the Top Female Artist of the 2000s and their Artist of the Millennium in 2011. In 2014, she ranked atop of Forbes' Celebrity 100 and became the highest-paid black musician in history. She was included in Time magazine's list of the 100 most influential people in the world in 2013 and 2014.