condition mean min max 1 h after light 8.626688875500001 8.546221913 8.707155838 3 h after light 7.672021419 4.968940087 10.1586058 5 h after light 8.752586836333332 7.961803271 10.13370358 7 h after light 8.268836126333333 7.243538831 9.139682800000001 9 h after light 9.166207153 7.808761207000001 9.999705738 11 h after light 8.213267451333333 7.562559973 8.550333047 13 h after light 7.748079767333333 6.037064615 9.452411808999999 15 h after light 9.255461882666665 6.398636907999999 10.74966589 1 h after dark 9.530137036333333 9.019085753999999 10.47590899 3 h after dark 8.981037740333333 7.415495317 10.0382055 5 h after dark 9.257315649 7.7062910360000005 12.18901059 7 h after dark 10.961063323333333 8.40081992 13.12910328