condition mean min max 0 h after light 2.26724 2.13341 2.40107 2 h after light 47.64165 47.31 47.9733 4 h after light 30.7603 27.4905 34.0301 8 h after light 18.4465 17.1639 19.7291 12 h after light 36.24745 33.3188 39.1761 2 h after dark 12.47325 12.3672 12.5793 4 h after dark 6.42248 4.64301 8.20195 8 h after dark 5.40904 5.36444 5.45364 12 h after dark 4.0972349999999995 3.41596 4.77851