condition mean min max 0 h after light 14.093900000000001 13.6179 14.5699 2 h after light 11.257249999999999 11.0551 11.4594 4 h after light 14.457049999999999 12.6505 16.2636 8 h after light 12.3743 12.286 12.4626 12 h after light 13.72415 13.3923 14.056 2 h after dark 19.31245 19.067 19.5579 4 h after dark 17.5778 16.5094 18.6462 8 h after dark 20.6814 17.9563 23.4065 12 h after dark 15.908999999999999 15.3136 16.5044