condition mean min max 3 h after light 2.21313 1.23619 3.00816 6 h after light 1.3879329999999999 0.622819 2.09454 9 h after light 1.9363693333333334 0.621658 3.77652 12 h after light 2.6678883333333334 0.997585 3.98717 3 h after dark 2.1691433333333334 1.51475 2.87824 6 h after dark 2.7962 1.68476 4.96174 9 h after dark 1.0223003333333334 0.554378 1.58382 12 h after dark 1.926974 0.599396 4.22981