60. Ruth Brown 59. Joan Armatrading 58. Cyndi Lauper 57. Mavis Staples 56. Martha & the Vandellas 55. PJ Harvey 54. Tracy Chapman 53. Alanis Morissette 52. Laura Nyro 51. Bette Midler 50. Sarah Vaughan 49. Melissa Etheridge 48. Dinah Washington 47. The B-52's 46. Kate Bush 45. Roberta Flack 44. Sheryl Crow 43. Cher 42. Dionne Warwick 41. Patti Labelle