condition mean min max 3 h after light 1.93482 1.24655 2.29092 6 h after light 1.3448666666666667 1.15929 1.45315 9 h after light 1.2380593333333334 0.827708 1.82193 12 h after light 1.54881375 0.653105 2.99351 3 h after dark 1.3777303333333333 0.345681 2.07414 6 h after dark 1.75112 1.02271 2.58211 9 h after dark 1.7621499999999999 1.31964 2.2598 12 h after dark 2.83378 2.50627 3.16129