b_npfirst (duration in secs)
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| 0 | 15208.00 | 97.18% | |
| 2 | 7.00 | 0.04% | |
| 3 | 15.00 | 0.10% | |
| 4 | 36.00 | 0.23% | |
| 5 | 46.00 | 0.29% | |
| 6 | 40.00 | 0.26% | |
| 7 | 38.00 | 0.24% | |
| 8 | 26.00 | 0.17% | |
| 9 | 27.00 | 0.17% | |
| 10 | 12.00 | 0.08% | |
| 11 | 16.00 | 0.10% | |
| 12 | 24.00 | 0.15% | |
| 13 | 19.00 | 0.12% | |
| 14 | 12.00 | 0.08% | |
| 15 | 11.00 | 0.07% | |
| 16 | 7.00 | 0.04% | |
| 17 | 11.00 | 0.07% | |
| 18 | 4.00 | 0.03% | |
| 19 | 9.00 | 0.06% | |
| 20 | 4.00 | 0.03% | |
| 21 | 7.00 | 0.04% | |
| 22 | 4.00 | 0.03% | |
| 23 | 4.00 | 0.03% | |
| 24 | 1.00 | 0.01% | |
| 25 | 2.00 | 0.01% | |
| 26 | 3.00 | 0.02% | |
| 27 | 1.00 | 0.01% | |
| 28 | 3.00 | 0.02% | |
| 29 | 2.00 | 0.01% | |
| 30 | 2.00 | 0.01% | |
| 31 | 3.00 | 0.02% | |
| 32 | 5.00 | 0.03% | |
| 34 | 3.00 | 0.02% | |
| 35 | 5.00 | 0.03% | |
| 37 | 2.00 | 0.01% | |
| 38 | 2.00 | 0.01% | |
| 39 | 2.00 | 0.01% | |
| 40 | 3.00 | 0.02% | |
| 42 | 2.00 | 0.01% | |
| 44 | 1.00 | 0.01% | |
| 45 | 1.00 | 0.01% | |
| 47 | 1.00 | 0.01% | |
| 51 | 1.00 | 0.01% | |
| 52 | 1.00 | 0.01% | |
| 58 | 1.00 | 0.01% | |
| 65 | 2.00 | 0.01% | |
| 71 | 1.00 | 0.01% | |
| 74 | 1.00 | 0.01% | |
| 75 | 1.00 | 0.01% | |
| 79 | 1.00 | 0.01% | |
| 85 | 2.00 | 0.01% | |
| 90 | 1.00 | 0.01% | |
| 111 | 1.00 | 0.01% | |
| 127 | 1.00 | 0.01% | |
| 138 | 1.00 | 0.01% | |
| 180 | 1.00 | 0.01% | |
| 256 | 1.00 | 0.01% | |
| 389 | 1.00 | 0.01% | |
| Total | 15649.00 | 100.00% |



