condition mean min max 3 h after light 99.7412 84.7729 124.024 6 h after light 88.0594 70.8894 111.552 9 h after light 44.4369 43.4377 46.1253 12 h after light 81.892025 28.7943 227.284 3 h after dark 100.0328 82.7103 121.589 6 h after dark 85.76586666666667 79.415 91.1707 9 h after dark 94.18303333333333 90.5486 96.7383 12 h after dark 253.8385 246.332 261.345