Table:
text: WTA Tour Championships
Singles
Singles
Player Result_ Appeared RR_W_L RR_W_Rate
Victoria Azarenka F:11 SF:12 RR:09,10,13 5 07–08 0.47
Marion Bartoli RR:07,11(A) 2 02–01 0.67
Jennifer Capriati SF:03 1 02–01 0.67
Anna Chakvetadze SF:07 1 02-01 0.67
Kim Clijsters W:03,10 SF:06 RR:05 4 08–04 0.67
Lindsay Davenport SF:05 RR:04 2 04-02 0.67
Elena Dementieva SF:08 RR:03-06,09,10 7 05–16 0.24
Sara Errani RR:12,13 2 02-04 0.33
Daniela Hantuchová RR:07 1 01–02 0.33
Justine Henin W:06,07 SF:03 3 07-02 0.78
Martina Hingis RR:06 1 01–02 0.33
Ana Ivanovic SF:07 RR:08 2 02-03 0.4
Jelena Janković SF:08,09,13 RR:07,10 5 05-10 0.33
Angelique Kerber RR:12,13 2 01-05 0.17
Svetlana Kuznetsova RR:04,06-09 5 03–12 0.2

Question: How many total WTA Tour championships have occurred that have an RR rate less than 0.17?