condition mean min max 4 h after light 373.4215 210.7678 581.747 8 h after light 1335.8039666666666 752.3759 1908.132 12 h after light 718.1680333333334 356.6417 1176.462 16 h after light 575.9809 400.8964 818.4845 4 h after dark 434.6606 250.043 592.9003 8 h after dark 360.6073333333333 186.8756 450.1287