condition mean min max 4 h after light 177.77051799999998 162.847441 192.693595 8 h after light 203.3677255 189.538915 217.196536 12 h after light 216.3234405 192.693595 239.953286 4 h after dark 199.7993295 166.545972 233.052687 8 h after dark 213.50543800000003 166.701896 260.30898 12 h after dark 189.155134 189.155134 189.155134