condition mean min max 4 h after light 4502.6 4502.6 4502.6 8 h after light 4754.200000000001 4358.3 5150.1 12 h after light 5176.299999999999 4739.2 5613.4 4 h after dark 4571.6 3814.7 5328.5 8 h after dark 4050.4 3786.7 4314.1 12 h after dark 3999.3500000000004 3653.6 4345.1