condition mean min max 4 h after light 1.5497 1.21753 1.88187 8 h after light 1.81351 1.42158 2.20544 12 h after light 2.0223050000000002 2.00895 2.03566 4 h after dark 3.22405 2.76136 3.92644 8 h after dark 1.6238533333333334 1.23158 2.25231 12 h after dark 1.8484433333333334 1.80851 1.90517