2008: Leona Lewis (#1 overall new act of the year / #6 biggest act of the year)
2009: Lady Gaga (#1 overall new act top of the year / #3 biggest act of the year)
2010: Kesha (#1 overall new act of the year / #5 biggest act of the year)
2011: Christina Perri (#7 overall new act of the year / #79 biggest artist of the year
)
2012: Carly Rae Jepsen (#2 overall new act of the year / #15 biggest artist of the year)
2013: Lorde (#4 overall new act of the year / #24 biggest artist of the year)
2014: Iggy Azalea (#1 overall new act of the year / #6 biggest artist of the year)
Gaga, Leona, Kesha and Iggy were also the only ones to be the top breakthough acts from their respective years either male or female, intersting.
Also on the overall artists charts, that ranks the biggest artists from the year only four of them charted inside the top ten on the year charts:
#3 Lady Gaga (2009)
#5 Kesha (2010)
#6 Leona Lewis (2008)
#6 Iggy Azalea (2014)
#15 Carly Rae Jepsen (2012)
#24 Lorde (2013)
#79 Christina Perri (2011)