Number of characters and time spent writing the parallel charts
| “Core” parallel charts | “Contingent” parallel charts | “Moral” parallel charts | |
| Charts | 150 | 153 | 59 |
| Characters n | |||
| ≤1000 | 1 (2) | 24 (36) | 10 (6) |
| 1001–2000 | 31 (43) | 50 (76) | 39 (23) |
| 2001–3000 | 31 (43) | 20 (30) | 22 (13) |
| >3000 | 36 (54) | 7 (11) | 29 (17) |
| Time spent writing min | |||
| <30 | 28 (27) | 54 (71) | 33 (15) |
| 30–60 | 33 (44) | 23 (30) | 30 (14) |
| >60 | 39 (52) | 23 (31) | 37 (17) |
Data are presented as n or % (n).