condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.03061415 0.0 0.0612283 8 h after light 0.09393475 0.0614395 0.12643 4 h after dark 0.0304956 0.0 0.0609912 8 h after dark 0.184001 0.123355 0.244647 12 h after dark 0.060667 0.0 0.121334