condition mean min max 0 h after light 0.210283 0.176576 0.24399 4 h after light 0.151464 0.125261 0.177667 8 h after light 0.153146 0.126256 0.180036 4 h after dark 0.2935935 0.292034 0.295153 8 h after dark 0.18078450000000001 0.120261 0.241308 12 h after dark 0.149397 0.12317 0.175624