condition mean min max 0 h after light 14.402349999999998 13.9996 14.8051 2 h after light 6.977354999999999 5.8123 8.14241 4 h after light 3.992185 3.96405 4.02032 8 h after light 5.155245000000001 4.95882 5.35167 12 h after light 7.50958 7.08312 7.93604 2 h after dark 8.666409999999999 7.44609 9.88673 4 h after dark 12.5303 12.2732 12.7874 8 h after dark 17.6515 17.4693 17.8337 12 h after dark 15.21075 14.0417 16.3798