condition mean min max 4 h after light 1.10393 0.0 2.01498 8 h after light 0.5811626666666667 0.329469 0.981916 12 h after light 0.9125840000000001 0.524405 1.68456 4 h after dark 1.3224466666666668 1.19138 1.5297 8 h after dark 1.8946333333333334 1.14878 3.06053 12 h after dark 3.8372800000000002 2.93783 5.40657