condition mean min max 4 h after light 247.742737 184.495273 310.990201 8 h after light 310.960646 310.401067 311.520225 12 h after light 369.7502685 365.528235 373.972302 4 h after dark 302.691502 268.30898 337.074024 8 h after dark 331.47087350000004 324.128955 338.812792 12 h after dark 195.693595 195.693595 195.693595