condition mean min max 4 h after light 306.898642 209.180612 404.616672 8 h after light 319.038257 294.272637 343.803877 12 h after light 370.682191 332.506475 408.857907 4 h after dark 167.642964 101.173592 234.112336 8 h after dark 153.86626950000002 106.526255 201.206284 12 h after dark 391.132311 391.132311 391.132311