condition mean min max 1 h after light 5.937798675 4.903081027 6.972516323 3 h after light 4.816017712 3.778733885 5.5200678739999995 5 h after light 4.299107033333334 3.9363090880000002 4.534195241 7 h after light 4.425778011333334 3.7571884110000004 5.053180514 9 h after light 4.741924964666667 4.052059538 5.225336334 11 h after light 4.770959885666667 4.357216923 5.368102399 1 h after dark 7.8155904173333335 6.755354658 8.489210883 3 h after dark 9.187833069666667 8.491462616 10.12388503 5 h after dark 9.471291240333334 8.471507621 10.4435499 7 h after dark 9.808031471666666 8.318955405 11.00081664 9 h after dark 10.172440390666667 9.541879346 11.19976014 11 h after dark 9.553946990333333 8.124542452 10.82812721