condition mean min max 0 h after light 7.333254999999999 7.24034 7.42617 2 h after light 6.683145 6.45364 6.91265 4 h after light 6.55227 5.97953 7.12501 8 h after light 10.047135 9.18477 10.9095 12 h after light 15.6158 14.5121 16.7195 2 h after dark 13.83695 12.6777 14.9962 4 h after dark 11.556999999999999 11.3425 11.7715 8 h after dark 9.66129 9.49031 9.83227 12 h after dark 7.638145 7.60847 7.66782