| ID | Interpret | Skladba | Album | |
| 61. | Blank Realm | Fabulous Terror Index | |  |
| 62. | Dark Shadow | Vultus Est Index Animi | Shadow | |
| 63. | Holland | Boolean Misery Index | The Paris Hilton Mujahideen | |
| 64. | Kent Kedl | 09-04-21 Teenage Attitude Index | China Business Blog and Podcast | |
| 65. | Charles Sandison | 4. Viewer Experience of Index | MOCA ArtCast | |
| 66. | New Artist | misery-index sample | New Title | |
| 67. | Adam Pfeffer | Array Index Out Of Bounds | Error Dialogs | |
| 68. | Electric Company | string index edit | invalidObject Series (new) | |
| 69. | Gym Class Heroes | Peace Sign/Index Down | The Quilt |   |
| 70. | Scott O'Dell, read by Tantoo Cardinal | Island of the Blue Dolphins | | |
| 71. | Scott O'Dell, read by Tantoo Cardinal | Island of the Blue Dolphins | | |
| 72. | Scott O'Dell, read by Tantoo Cardinal | Island of the Blue Dolphins | | |
| 73. | Bob Enyart | Of Dolphins, Dogs and Homosexuals | BEL Mar 2009 | |
| 74. | Reasons To Believe - www.reasons.org | Neanderthals Ate Seals and Dolphins | Science News Flash | |
| 75. | The Dolphin Communication Project | How to identify individual dolphins | The Dolphin Pod | |
| 76. | Douglas Adams | Last Chance to See - Dolphins in China | Live in Munich | |
| 77. | Scott O'Dell | Island of the Blue Dolphins | | |
| 78. | Gimgak | Flight of the Space Dolphins | To Infinity | |
| 79. | Bloomberg News: Financial Markets, World Economies, Investing and Business | Volatility Index Rises 0.01 % to Close at 15.54 | ((The Final Word)) Volatility Report | |
| 80. | Bloomberg News: Financial Markets, World Economies, Investing and Business | Volatility Index Rises 13.5% to Close at 18.89 | ((The Final Word)) Volatility Report | |
| 81. | Kelly D. Brownell, David S. Ludwig | The Rudd Report: The Glycemic Index | Yale University | |
| 82. | Dive Index | Dive Index: Sole Fisherman | Insomnia Radio: Daily Dose | |
| 83. | Cold Archives Experiment | Remo Williams Vs. The Epire Index | Noise Art Patron | |
| 84. | Series 6000 - The General | DOLPHIN - TWO DOLPHINS SINGING, ANIMAL | Sounddogs.com | |
| 85. | Series 6000 - The General | DOLPHIN - TWO DOLPHINS CHIRPING, ANIMAL | Sounddogs.com | |
| 86. | Beatnik Turtle | The Dolphins of Damnation Theme (Long) | www.beatnikturtle.com | |
| 87. | Beatnik Turtle | The Dolphins of Damnation Theme (Short) | www.beatnikturtle.com | |
| 88. | Reasons To Believe - www.reasons.org | Dolphins are Capable Sea Chefs, Scientists Say | Science News Flash | |
| 89. | Beatnik Turtle | The Dolphins of Damnation Theme (Short) | www.beatnikturtle.com | |
| 90. | Beatnik Turtle | The Dolphins of Damnation Theme (Long) | www.beatnikturtle.com | |
