| ID | Interpret | Skladba | Album | |
| 121. | Kent Kedl | 09-04-21 Teenage Attitude Index | China Business Blog and Podcast |  |
| 122. | New Artist | misery-index sample | New Title | |
| 123. | Holland | Boolean Misery Index | The Paris Hilton Mujahideen | |
| 124. | John Shirley and Sync 66 | Mating Probability Index | Tellus #3 | |
| 125. | Dark Shadow | Vultus Est Index Animi | Shadow | |
| 126. | Charles Sandison | 4. Viewer Experience of Index | MOCA ArtCast | |
| 127. | Electric Company | string index edit | invalidObject Series (new) | |
| 128. | Adam Pfeffer | Array Index Out Of Bounds | Error Dialogs | |
| 129. | DJ Cheeba | How To Be A Detective In Ten Easy Lessons | How To Be A Detective In Ten Easy Lessons | |
| 130. | Alan Ladd | George Flit, Detective | Box 13 | |
| 131. | Sir Arthur Conan Doyle | Adventures of the Dying Detective | LibriVox Short Stories Vol. 009 | |
| 132. | E. A. Gillie | 16 - Barbara Turns Detective | Barbara in Brittany | |
| 133. | The Bill Elliott Swing Orchestra with The Lucky Stars | Mildred, Won't You Behave | Live at the Hollywood Palladium | |
| 134. | The Strange Boys | No Way for a Slave to Behave | And Girls Club | |
| 135. | The Bill Elliott Swing Orchestra with The Lucky Stars | Mildred, Won't You Behave | Live at the Hollywood Palladium | |
| 136. | George Cochrane | My Synthesizer Won't Behave | Spencer Spiketail EP | |
| 137. | Charlotte Hatherley | Behave REMIX | | |
| 138. | Dive Index | Dive Index: Sole Fisherman | Insomnia Radio: Daily Dose | |
| 139. | Kelly D. Brownell, David S. Ludwig | The Rudd Report: The Glycemic Index | Yale University | |
| 140. | Bloomberg News: Financial Markets, World Economies, Investing and Business | Volatility Index Rises 0.01 % to Close at 15.54 | ((The Final Word)) Volatility Report | |
| 141. | Cold Archives Experiment | Remo Williams Vs. The Epire Index | Noise Art Patron | |
| 142. | Bloomberg News: Financial Markets, World Economies, Investing and Business | Volatility Index Rises 13.5% to Close at 18.89 | ((The Final Word)) Volatility Report | |
| 143. | Alfred W. Norris | Fair Detective March and Two Step(48k) | Music of AWNorris | |
| 144. | Chick Carter, Boy Detective | Chick Carter, Boy Detective xx-xx-xx (xxx) $20 Murders | | |
| 145. | Alfred W. Norris | Fair Detective March and Two Step(48k) | Music of AWNorris | |
| 146. | Sir Arthur Conan Doyle | 10 - The Adventure of the Dying Detective, Part 2 | His Last Bow | |
| 147. | The Golden Age of Detective Fiction - 1 | The Golden Age of Detective Fiction Part 1 | | |
| 148. | Building Block Christian Faith | Secure Forever! How Should We Behave? | AFA Vol. 1 Number 1 | |
| 149. | Business Intelligence Network | Gauging Your Firm's Leadership Culture Index | Audio Article | |
| 150. | Charles Dickens | THREE 'DETECTIVE' ANECDOTES. I. - The Pair of Gloves. Fragment 1 | Mp3-BOOK | |
