Statistics for Selected Control Variables
| Mean | SD | Median | |
|---|---|---|---|
| Census subdivision median income (Can$) | 37,437 | 6,312 | 37,675 |
| Census subdivision population density (pop/km2) | 31.6 | 137.1 | 1.6 |
| Proximity variable (km) | 178 | 155 | 135 |
Note: The proximity variable measures the distance by road to the nearest population center with a population of 90,000 or more.