condition mean min max 3 h after light 2.2146375 1.11121 4.75771 7 h after light 3.166856666666667 1.44761 7.24964 11 h after light 3.9440175 2.18978 8.20235 2 h after dark 3.4429458333333334 1.12281 7.08493 6 h after dark 2.9245866666666664 1.54984 7.01929 10 h after dark 2.8908475 1.697 5.5212