Joepie91 was right

<?
for($i = 10; $i <= 100; $i++) {
  echo "{$i}.\t".crypt(str_repeat('a', $i), '$2a$06$usesomesillystringforsalt$')."\n";
}
?>
PRODUCES:
10. $2a$06$usesomesillystringforeXYGZTj7yRo8Gs.O76emgZ3YpfhS2NbG
11. $2a$06$usesomesillystringforexvF/QQKH3FGr0frqLYi3/wm7E17h4CC
12. $2a$06$usesomesillystringforel3INBpC.CAbIWAjnMwxPWVFVzZselFy
13. $2a$06$usesomesillystringforeL4M.wJGE5oMC1xNVCI5Gg3x9lKsknQK
14. $2a$06$usesomesillystringforeI1xl5EXYrXHHtCh00qzzhjboQC4EXPW
15. $2a$06$usesomesillystringforeqHc6PEsQEciR9GKsZsgk8qT5T0AZbYq
16. $2a$06$usesomesillystringforecFzjf9Ln.4X6x8QvSZ9QFXocnshJpBS
17. $2a$06$usesomesillystringfore00Q3k0kyBylFUzdl/ahk1oaC6zVBQ/a
18. $2a$06$usesomesillystringforeg2uNb2LLEJZqF7g9Om3M0JFwJHS3.iS
19. $2a$06$usesomesillystringforeXmExfoGY7287n1FktUDfhZppJJG4nIC
20. $2a$06$usesomesillystringforeTX9JLjPkYh3KAeiMStJ5PFwPRGTj1ie
21. $2a$06$usesomesillystringforeQ4PdakQ/a0AYsA8YtGOL63HcgQZmAua
22. $2a$06$usesomesillystringforevgIJAbiXP5fxjpWbLfkCb2TLS/cvovC
23. $2a$06$usesomesillystringforeomam4Xotf18rBUYjawNDWs2C2AwCYCe
24. $2a$06$usesomesillystringforeYzqpG7PyjpF.P6Iolo44fEb986g35tS
25. $2a$06$usesomesillystringforefiZE2vP1CaBBPrSF1t/GWtQ0Wzrdc7G
26. $2a$06$usesomesillystringforeg4xy05NceTfyU8HVQS9EewsNFjveuCG
27. $2a$06$usesomesillystringforeagxlVGv4Ie10KfO/X/BkJQW8ZLFIIVi
28. $2a$06$usesomesillystringforeNiFBzq5v31r0Czyh.JOaNe8LPrxNTGS
29. $2a$06$usesomesillystringforexRXMNQOMixhw0R.PFQ.wnD78FzQ0gKO
30. $2a$06$usesomesillystringfore1KU1eMzuHaFkVtleRICXIW/mDQrQFwq
31. $2a$06$usesomesillystringfore.1Fea59nKbQMoG8R3tkWsd/osT3stmm
32. $2a$06$usesomesillystringforeirn52F.UiRH5OZfQhh7d.LDeEc/HXFu
33. $2a$06$usesomesillystringfore8InxONKHihwBmisJ4kS4DIi54L3gt2O
34. $2a$06$usesomesillystringforefC6HipPEhUW8neYHNrEheI0hb.LgkSy
35. $2a$06$usesomesillystringforeC6svk/gVCNfEObN7GFZPFhNNvmfvfBm
36. $2a$06$usesomesillystringforeLlL/Dc5IJIVw4.1R/h.F5hqLaznut/W
37. $2a$06$usesomesillystringforetCnSIm/7fUr6IjkHkEnetOnp0VNJXUS
38. $2a$06$usesomesillystringforeX3FCUnITHPANqcGd4NEsZaAuZWoe10i
39. $2a$06$usesomesillystringforeI2OXgtL7fc93.jD8HKbOTWnk9wO.JMK
40. $2a$06$usesomesillystringforekdqzMwsX1.qkMEayil1SmbDIiRdPekC
41. $2a$06$usesomesillystringfore/oJ9iWABRxjr5cWluoDtgAf./6wIF6i
42. $2a$06$usesomesillystringforeRqPpwI53l07YY0sDOT.PGLljFQNpgGG
43. $2a$06$usesomesillystringforeRaQnccehFx.icx29DmYIHv7vlCs0y4e
44. $2a$06$usesomesillystringforea5GQcM8MB24Vcr60rtGIcryz4.ogcF6
45. $2a$06$usesomesillystringfore9PmvrATaWb0nV7GgHF/RWj67Q32E7.O
46. $2a$06$usesomesillystringforesjr8bOdTfPn2p.ZYvpVn60cqdqRpSnq
47. $2a$06$usesomesillystringfore45NNotco7oVbnU8M5EQ9mxh4fAYkE2a
48. $2a$06$usesomesillystringforeKYjHXFAne35oaVhDSLjOLyHPysjS7mu
49. $2a$06$usesomesillystringforeW7/m9NRB5.7zgUVxp4depGX5MneBywm
50. $2a$06$usesomesillystringforehrgHVjeLSYHa6oL0xd3bi/l/Akp473S
51. $2a$06$usesomesillystringforeBhtc1xJPBjTp60GsW4NOJRkaIOod5Qm
52. $2a$06$usesomesillystringforeEqXLe70i3jr0fvUcy44NgUOa59FBt1i
53. $2a$06$usesomesillystringforercRlbbDzUlm.1TsmKEQ/Q3pkrUmwGTu
54. $2a$06$usesomesillystringforeQ3iRaN4zbremXGtYvE/qgQvBplVvM..
55. $2a$06$usesomesillystringfore7dVOk2tGTkW06GvDZIA6iBk0X8fvxBC
56. $2a$06$usesomesillystringforeBx76MloIKcXbKLxu9hiC5szGJMlTFva
57. $2a$06$usesomesillystringfore6mOOPhrLWWLA35hBiNYH/lxRQ70MnJS
58. $2a$06$usesomesillystringforeYwPUf2UrNA7lEstSzr7jwgK6TgjFDz2
59. $2a$06$usesomesillystringforefP3TLIj.cFBdmfbpLvhpRgaOgs5fo0K
60. $2a$06$usesomesillystringforexR8WciMeeAvFPn5wTyV0vXMqJlwI8pG
61. $2a$06$usesomesillystringforePrlszLMsBtxN7zFJj9D3LG5oIpLJXCW
62. $2a$06$usesomesillystringforeIWBht4VjRdmuw6wNlWtjbBFN2DDqno2
63. $2a$06$usesomesillystringforexSdeOMQI7Tf0LtsEixGORsp/J0gJbO6
64. $2a$06$usesomesillystringforesSAltsq8MDLRWtm27eLjhMxlersSVTO
65. $2a$06$usesomesillystringfore/EuYrX0cUsapnhRDtOcsp6ZQfKvrbp6
66. $2a$06$usesomesillystringforebYjUr/WdfCSwOTlhmspXedKHUwhyvc.
67. $2a$06$usesomesillystringforeLCJMpq9yVqGUffGn1ZRAK/19PE9U6w6
68. $2a$06$usesomesillystringforeGSmFl9/hBHMnA7rprj90jvFqXLuYCcS
69. $2a$06$usesomesillystringforeoTMoSR60h8YKWPrQH3XY2a3ZMPGNa4i
70. $2a$06$usesomesillystringforeIClk0hZYqyofuSc5Aq1mJsmfnucw3Bu
71. $2a$06$usesomesillystringforee1hHKB.AE/.8iiXGxQWgMFNosKh9Vey
72. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
73. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
74. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
75. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
76. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
77. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
78. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
79. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
80. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
81. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
82. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
83. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
84. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
85. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
86. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
87. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
88. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
89. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
90. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
91. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
92. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
93. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
94. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
95. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
96. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
97. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
98. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
99. $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS
100.    $2a$06$usesomesillystringforex0CO7.yG1kntPTPrF6FNWXM3c4c8WCS