Numbers of task-related cells and conjunctive cells in each learning stage
| Early | Middle | Late | |
|---|---|---|---|
| Frequency-selective cells | 12 | 18 | 18 |
| Choice-direction cells | 4 | 7 | 1 |
| Reward-direction cells | 1 | 0 | 1 |
| Frequency- and choice-direction cells | 1 | 2 | 4 |
| Frequency- and reward-direction cells | 1 | 1 | 4 |
| Choice- and reward-direction cells | 1 | 1 | 3 |