condition mean min max 0 h after light 2.968745 2.85934 3.07815 2 h after light 0.453979 0.246938 0.66102 4 h after light 3.924175 2.45833 5.39002 8 h after light 3.73934 2.95294 4.52574 12 h after light 6.407125000000001 1.76725 11.047 2 h after dark 4.416335 3.17017 5.6625 4 h after dark 2.85214 0.0 5.70428 8 h after dark 5.54453 3.2161 7.87296 12 h after dark 7.690626 0.704352 14.6769