condition mean min max 0 h after light 27.6956 20.744 34.6472 2 h after light 1.4348535 0.928827 1.94088 4 h after light 0.609468 0.545309 0.673627 8 h after light 3.520365 2.80761 4.23312 12 h after light 4.53991 3.12942 5.9504 2 h after dark 18.865949999999998 14.8914 22.8405 4 h after dark 23.90565 23.6857 24.1256 8 h after dark 20.2782 16.2502 24.3062 12 h after dark 17.9107 16.3295 19.4919