condition mean min max 0 h after light 263.7495 253.521 273.978 4 h after light 222.84699999999998 194.379 251.315 8 h after light 399.42049999999995 371.823 427.018 4 h after dark 545.2975 433.781 656.814 8 h after dark 375.7355 367.995 383.476 12 h after dark 238.0095 216.051 259.968