condition mean min max 3 h after light 67.0626 63.1066 74.3088 6 h after light 64.74636666666666 53.253 78.1755 9 h after light 79.46506666666667 66.0145 93.6988 12 h after light 89.8217 71.4665 110.147 3 h after dark 123.28833333333334 119.102 127.072 6 h after dark 120.97099999999999 110.975 131.094 9 h after dark 97.758 79.671 107.339 12 h after dark 83.79365 69.6053 97.982