Table 1.
Descriptive statistics (Obs.: No. of observations, Std.Dev.: Standard deviation).
| Variable | Obs. | Mean | Std.Dev. | Min | Max |
|---|---|---|---|---|---|
| CASE215 (number of cases on 15/2/20) | 360 | 80.14 | 281.94 | 0 | 3201 |
| CASE201 (number of cases on 1/2/20) | 360 | 28.53 | 86.19 | 0 | 1002 |
| ARRDAY (number of days) | 360 | 18.63 | 8.16 | 11 | 41 |
| GDP (Chinse yuan in billions) | 360 | 150.63 | 338.48 | 2.6 | 3063.3 |
| AIR (weekly frequency) | 360 | 9.72 | 29.66 | 0 | 238 |
| HST (weekly frequency) | 360 | 122.98 | 259.15 | 0 | 1547 |
| COACH (weekly frequency) | 360 | 62.50 | 248.92 | 0 | 2170 |
| HUB (presence of airport or HST station) | 360 | 0.87 | 0.34 | 0 | 1 |
| LAT (latitude degree) | 360 | 32.62 | 7.31 | 18.25 | 50.41 |
| LONG (longitude degree) | 360 | 111.18 | 9.96 | 75.99 | 131.15 |
| DIST (km) | 360 | 1062.14 | 693.85 | 52.37 | 3550.72 |
| TIME (hour) | 360 | 16.29 | 11.44 | 1.23 | 73.86 |