condition mean min max 4 h after light 598.5059245 115.847441 1081.164408 8 h after light 1187.8900589999998 1080.705751 1295.074367 12 h after light 896.9811835 397.165921 1396.796446 4 h after dark 429.4700655 289.155134 569.784997 8 h after dark 196.1777395 192.951095 199.404384 12 h after dark 92.864319 92.864319 92.864319