condition mean min max 4 h after light 321.16389200000003 249.060382 393.267402 8 h after light 421.0985955 414.735934 427.461257 12 h after light 408.91557950000004 361.873046 455.958113 4 h after dark 848.5701704999999 552.790224 1144.350117 8 h after dark 787.3747165 502.171222 1072.578211 12 h after dark 767.506641 767.506641 767.506641