Sample data · no sign-up
Gini coefficient
0.869
across 1800 accounts
Coefficient of variation
7.92
std ÷ mean
Median use / account
410
CCF/yr
High outliers
277
Tukey 1.5·IQR
Lorenz curve
Cumulative share of consumption vs. cumulative share of accounts. The further the curve bows below the equality line, the more concentrated use is.
Percentiles (CCF/yr)
| 10th percentile | 181 |
| 25th percentile | 257 |
| Median (50th) | 410 |
| 75th percentile | 799 |
| 90th percentile | 2826 |
Gini (1912); Lorenz (1905);
coefficient of variation & Tukey's IQR outlier rule (standard statistics).