condition mean min max 2 h after light 148.022 141.811 156.132 6 h after light 78.1276 75.0863 82.7228 10 h after light 64.6417 62.5083 65.8014 2 h after dark 70.74623333333334 68.5094 74.1934 6 h after dark 75.14226666666667 71.1213 79.525 10 h after dark 90.33576666666666 89.1377 92.2011