condition mean min max 1 h after light 2.75793557 2.75793557 2.75793557 3 h after light 3.8978937709999997 3.2940764319999998 4.50171111 5 h after light 3.075782887 2.79526429 3.356301484 7 h after light 3.861656121 3.396900975 4.326411267 9 h after light 4.2924240295 3.865112468 4.719735591 11 h after light 6.772334432 4.507952376 9.036716488 1 h after dark 8.088669359 5.998156558 10.17918216 3 h after dark 7.886698838000001 5.1161126260000005 10.65728505 5 h after dark 6.2978661695 5.274317958999999 7.32141438 7 h after dark 7.723613134999999 6.6591086939999995 8.788117576 9 h after dark 9.5642228705 9.352331976 9.776113765 11 h after dark 13.074200605 11.58604205 14.56235916