condition mean min max 4 h after light 452.865965 392.640723 513.091207 8 h after light 432.47797850000006 347.570531 517.385426 12 h after light 428.099854 399.448921 456.750787 4 h after dark 446.1633905 390.22224 502.104541 8 h after dark 314.446271 154.462826 474.429716 12 h after dark 424.184936 424.184936 424.184936