| Site | Correlations, extreme values, means and higher moments | |||||
| R2 % | R | Max ng・m−3 | Mean, StDev ng・m−3 | Skewness | Kurtosis | |
| College, Alaska | 88% | 0.936 | 65.9 137.3 | 6.0 ± 6.2 12.3 ± 12.5 | 2.1 2.2 | 7.0 8.1 |
| Week days | 89% | 0.942 | 65.9 51.7 | 5.8 ± 5.8 6.5 ± 7.0 | 2.1 1.9 | 7.8 5.1 |
| Weekends | 88% | 0.938 | 137.3 103.5 | 12.3 ± 12.5 12.4 ± 12.6 | 2.3 1.9 | 9.0 5.9 |
| Tiksi, Russia | 71% | 0.844 | 512.0 609.0 | 36.3 ± 46 39.4 ± 49.2 | 4.2 4.6 | 24.9 33.3 |
| Week days | 76% | 0.874 | 512 511 | 32.3 ± 42.0 45.8 ± 53.2 | 4.6 3.6 | 30.5 17.5 |
| Weekends | 64% | 0.801 | 597 609 | 37.3 ± 48.9 44.2 ± 49.4 | 4.7 4.5 | 33.5 33.8 |