condition mean min max 1 h after light 3.1835429110000004 3.1835429110000004 3.1835429110000004 3 h after light 2.225908961 1.86957349 2.582244432 5 h after light 3.1558166534999996 2.944632992 3.367000315 7 h after light 4.638093914 3.703834005 5.572353822999999 9 h after light 4.2696448254999995 3.5795376639999996 4.959751987 11 h after light 4.35808692 3.9845078060000003 4.731666034 1 h after dark 4.687954323 3.976606597 5.399302049 3 h after dark 7.3036491515 4.535779573 10.07151873 5 h after dark 5.485437908 5.335343904 5.635531912 7 h after dark 8.1564390585 6.952179918 9.360698199 9 h after dark 11.494186405 11.39300942 11.59536339 11 h after dark 16.05803977 14.93921918 17.17686036