condition mean min max 4 h after light 214.3276335 177.462826 251.192441 8 h after light 405.027677 286.677903 523.377451 12 h after light 470.4478165 424.606497 516.289136 4 h after dark 668.1993600000001 544.307842 792.090878 8 h after dark 543.562748 378.713213 708.412283 12 h after dark 367.747745 367.747745 367.747745