condition mean min max 0 h after light 7.1303 6.44743 7.81317 2 h after light 6.23623 5.69592 6.77654 4 h after light 6.003825 5.45658 6.55107 8 h after light 6.118264999999999 5.60331 6.63322 12 h after light 10.828800000000001 10.1556 11.502 2 h after dark 10.7128 10.6639 10.7617 4 h after dark 7.503395 7.41586 7.59093 8 h after dark 8.628530000000001 8.06343 9.19363 12 h after dark 7.250485 6.54382 7.95715